Perhaps you should try some spelling variations:
rand » brand, grand, sand
irand » ibrand, igrand, isand, brand, iran, grand
grandtd » gbrandtd, ggrandtd, gsandtd, grantdtd, graindtd, granddtd
band » bank, bond
grade » trade
growe » grower, garowe, grow
gran » grant, grain, grand
braint » brain, brains, brant, bbraint, bgaint, brailt
brailt » brault
rain » brain, 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 (band or bonds)) or ((((irand or (grandtd or gsandtd)) or (grade or growe)) or (gran or raw)) or (((braint or brailt) or saint) or (rain or main)))) 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 (band OR bonds)) OR ((((irand OR (grandtd OR gsandtd)) OR (grade OR growe)) OR (gran OR raw)) OR (((braint OR brailt) OR saint) OR (rain OR main)))) 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 (band or bonds)) or ((((irand or (grandtd or gsandtd)) or (grade or growe)) or (gran or raw)) or (((braint or brailt) or saint) or (rain or main)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (hand OR hard)) or (had or land)) or (band or bonds)) or ((((irand or (grandtd or gsandtd)) or (grade or growe)) or (gran or raw)) or (((braint or brailt) or saint) or (rain or main)))) counterinsurgency study ;*.