Perhaps you should try some spelling variations:
rand » brand, hand, rank
grand » gbrand, ghand, grank, grant, brand, grantd, graind, irand
sand » stand, san, hand
ranks » banks
band » bank
grad » grid, gray, gram
grade » gride, graye, grame, trade
growd » grow, grown, crowd
graw » grow, raw, draw
gran » grant, grain, iran
graint » geraint, grant, grain

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((((rand or sand) or ranks) or band) or (had or land)) or (bond or bonds)) or (((((grand or (grad OR grade)) or iranktd) or (growd or graw)) or (gran or graint)) or graint)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((rand OR sand) OR ranks) OR band) OR (had OR land)) OR (bond OR bonds)) OR (((((grand OR (grad OR grade)) OR iranktd) OR (growd OR graw)) OR (gran OR graint)) OR graint)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((rand or sand) or ranks) or band) or (had or land)) or (bond or bonds)) or (((((grand or (grad OR grade)) or iranktd) or (growd or graw)) or (gran or graint)) or graint)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((((rand or sand) or ranks) or band) or (had or land)) or (bond or bonds)) or (((((grand or (grad OR grade)) or iranktd) or (growd or graw)) or (gran or graint)) or graint)) counterinsurgency study ;*.