Perhaps you should try some spelling variations:
rand » brand, grand, sand
grandtd » gbrandtd, ggrandtd, gsandtd, graindtd, granddtd, irandtd
hand » hard
band » bank, bond
grants » migrants, graints, grandts, irants
grantsd » migrantsd, granted, graintsd, grandtsd, irantsd
grantd » granted, grand, graintd, grandtd, irantd
graw » raw, draw, grew
grant » graint, grandt, irant
gran » grain, grand, iran
braint » brain, brains, brant, bsaint, brainy, bbraint, bmaint, bgaint
raint » saint, rainy, rains, braint, maint, gaint
rain » brain, main, gain

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 (had OR land)) OR (band OR bonds)) OR ((((((grant OR grants) OR ((grantd OR grantsd) OR grandtd)) OR grandtd) OR graw) OR (gran OR grow)) OR ((braint OR (raint OR braint)) OR rain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hand) or (had or land)) or (band or bonds)) or ((((((grant OR grants) or ((grantd or grantsd) or grandtd)) or grandtd) or graw) or (gran or grow)) or ((braint or (raint or braint)) or rain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hand) or (had or land)) or (band or bonds)) or ((((((grant OR grants) or ((grantd or grantsd) or grandtd)) or grandtd) or graw) or (gran or grow)) or ((braint or (raint or braint)) or rain))) counterinsurgency study ;*.