Search ___ (6)

'search' is the definition.
(I know that forage is a type of search)
This is all the clue.
(Other definitions for forage that I've seen before include "Go searching, perhaps for food" , "Search widely for food" , "Search around for food" , "Plunder; rummage" , "Seek for food" .)
(Other definitions for engine that I've seen before include "Mechanical device as source of power, a driver" , "Machine supplying power" , "Machine with moving parts" , "eg Nine (anag.)" , "Machine doing work" .)
'search' is the definition.
(I know that search can be written as seek)
This is all the clue.
(Other definitions for seek that I've seen before include "Attempt to find; ask for" , "Go looking for" , "Try to locate or reach" , "Ask for (permission)" , "'. . . . and ye shall find'" .)
'search' is the definition.
(I know that search can be written as hunt)
This is all the clue.
(Other definitions for hunt that I've seen before include "Search for (prey)" , "Search; chase" , "Pursue game" , "Pursue (animal) for food or sport" , "Meeting with hounds" .)
'search' is the definition.
(I know that grub is a more specific form of the action search)
This is all the clue.
(Other definitions for grub that I've seen before include "Dig - maggot - food" , "Common food" , "Slang food for worm-like larva" , "Larva; dig shallowly" , "food, commonly" .)
'search' is the definition.
(I know that comb is a more specific form of the action search)
This is all the clue.
(Other definitions for comb that I've seen before include "Search methodically" , "Search thoroughly or tidy hair" , "Rummage through" , "Toothed implement - search (the area)" , "Hair-tidier" .)
'search' is the definition.
(I know that rifle is a more specific form of the action search)
This is the entire clue.
(Other definitions for rifle that I've seen before include "Plunder - ransack" , "Gun - ransack" , "Firearm - plunder" , "Winchester" , "Author of report" .)
'search' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for trawl that I've seen before include "(Fish using a) dragnet" , "Fish using a towed net" , "seek suitable candidates" , "Catch" , "Fish with a large net" .)
'search' is the definition.
(I know that probe is a type of exploration)
This is the entire clue.
(Other definitions for probe that I've seen before include "sound" , "Intrusive device" , "Question or examine closely" , "Closely enquire into" , "Poke into" .)
'search' is the definition.
(to delve into something is to search through it)
This is the entire clue.
(Other definitions for delve that I've seen before include "Dig up - search" , "Make painstaking enquiries (into something)" , "probe deeply" , "Dig - investigate" , "Fish around" .)
'search' is the definition.
(I know that scour is a more specific form of the action search)
This is all the clue.
(Other definitions for scour that I've seen before include "Full" , "Clean by hard rubbing" , "Clean - scout" , "Rub hard or search thoroughly" , "Clear out" .)
'search' is the definition.
(I know that quest is a type of search)
This is all the clue.
(Other definitions for quest that I've seen before include "Hunt, goal" , "Mission" , "Pursuit" , "Prolonged search" , "A search or hunt" .)
'search' is the definition.
(I know that grope is a more specific form of the action search)
This is all the clue.
(Other definitions for grope that I've seen before include "not a nice feeling" , "Paw" , "Search blindly" , "Fumble" , "Search by hand" .)
'search' is the definition.
(I know that rummage is a type of search)
This is the entire clue.
(Other definitions for rummage that I've seen before include "Search untidily" , "Untidy search" , "Search roughly - jumble" , "Delve" , "Unsystematic search" .)
'search' is the definition.
(I know that ransack is a more specific form of the action search)
This is the entire clue.
(Other definitions for ransack that I've seen before include "Rummage, rifle" , "Rob and despoil" , "Turn upside down in searching" , "Search (a place) thoroughly" , "Go through a place causing damage and stealing things" .)