Perhaps you should try some spelling variations:
rand » brand, band, sand
grand » gbrand, gband, gsand, grant, brand
hand » band
gsand » sand
granttd » granted
grawe » grade, grace, grate, graw, growe, rawe, drawe
grave » gravel, grade, grace
rawe » rate, raw, race
graw » grow, raw, draw
trains » grains, tmains, tgains, trails
grain » gmain, ggain, grail
brain » bmain, bgain, brail
rain » main, gain, rail

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 hard)) or (had or land)) or (bond or bonds)) or (((((gsand or grain) or granttd) or ((grawe OR grave) or rawe)) or (grand or graw)) or ((trains or brain) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (hand OR hard)) OR (had OR land)) OR (bond OR bonds)) OR (((((gsand OR grain) OR granttd) OR ((grawe OR grave) OR rawe)) OR (grand OR graw)) OR ((trains OR brain) OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (hand or hard)) or (had or land)) or (bond or bonds)) or (((((gsand or grain) or granttd) or ((grawe OR grave) or rawe)) or (grand or graw)) or ((trains or brain) or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (hand or hard)) or (had or land)) or (bond or bonds)) or (((((gsand or grain) or granttd) or ((grawe OR grave) or rawe)) or (grand or graw)) or ((trains or brain) or rain))) counterinsurgency study ;*.