Answer: delves

AnswerCrossword Clue
DELVESDoes intensive research
delvesto search carefully for information
delvesDELVE, to search in depth
DELVESLooks closely (into)
DELVESGoes deep (into)
DELVESDigs deeply (into)
DELVESSearches the archives
DELVESDigs into
DELVESDigs for data
DELVESSearches laboriously
DELVESDoes research.
DELVESDigs.
DELVESDigs (into)
DELVESDigs deeply
DELVESDigs deeper
DELVESProbes, with "into"
DELVESInvestigates, with "into"
DELVESDigs deep