Perhaps you should try some spelling variations:
rand » brand, sand
grand » gbrand, gsand, grant, brand, grantd, irand, grayd
rank » ranks, frank, bank
gfranktd » gfrankstd, gffranktd, gfbanktd
band » bank, bond
grad » grade, grid, gray
draw » draws, raw
gran » grant, iran, gray
graw » grow, raw
grew » grow
grain » brain, rain
graint » braint, raint, geraint, grant, grains

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 hand) or rank) or hard) or (had or land)) or (band or bonds)) or ((((grand or gfranktd) or (grad or draw)) or ((gran or (graw or grew)) or grain)) or graint)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((rand OR hand) OR rank) OR hard) OR (had OR land)) OR (band OR bonds)) OR ((((grand OR gfranktd) OR (grad OR draw)) OR ((gran OR (graw OR grew)) OR grain)) OR graint)) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((rand OR hand) or rank) or hard) or (had or land)) or (band or bonds)) or ((((grand or gfranktd) or (grad or draw)) or ((gran or (graw or grew)) or grain)) or graint)) counterinsurgency study ;*".