Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand, grantd, graind, irand
granddttd » gbranddttd, ghanddttd, gsanddttd, grantdttd, branddttd, grantddttd, grainddttd, iranddttd
strained » trained, strain, attained, strailned, stravined, stbrained, stmained, stgained
rank » ranks, frank
bond » bonds
rai » rail, ravi
rain » railn, ravin, brain, main, gain
frans » frank, trans, fran
franz » frank
grantdttd » granttdttd, graintdttd, irantdttd
gran » grant, grain, iran

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 grand) or (((granddttd or grantdttd) or strained) or strained)) or had) or ((rank or bank) or banks)) or stand) or land) or (band or bond)) or ((rai or (frans or franz)) or (gran or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((((rand OR grand) OR (((granddttd OR grantdttd) OR strained) OR strained)) OR had) OR ((rank OR bank) OR banks)) OR stand) OR land) OR (band OR bond)) OR ((rai OR (frans OR franz)) OR (gran OR rain))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((rand OR grand) or (((granddttd or grantdttd) or strained) or strained)) or had) or ((rank or bank) or banks)) or stand) or land) or (band or bond)) or ((rai or (frans or franz)) or (gran or rain))) counterinsurgency study ;*".