Perhaps you should try some spelling variations:
rand » brand, grand, sand
grandts » gbrandts, ggrandts, gsandts, grants, granddts, irandts, grawdts
grandes » gbrandes, ggrandes, gsandes, grades, grande, granddes, irandes, grawdes
hand » hard
grayd » grand, gray, grad
grant » grants, grandt, irant, grawt
grain » brain, rain
rank » frank, bank
ranks » franks, banks
band » bank, bond
frans » frank, franz, trans
gran » grand, iran, graw
irant » iran, irani, brant

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR (((hand OR ((grayd OR grant) OR (grandts OR grandes))) OR grain) OR hand)) OR had) OR (rank OR ranks)) OR stand) OR land) OR band) OR (frans OR (gran OR irant))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or (((hand or ((grayd or grant) or (grandts OR grandes))) or grain) or hand)) or had) or (rank or ranks)) or stand) or land) or band) or (frans or (gran or irant))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or (((hand or ((grayd or grant) or (grandts OR grandes))) or grain) or hand)) or had) or (rank or ranks)) or stand) or land) or band) or (frans or (gran or irant))) counterinsurgency study ;*.