Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grantd, graind, irand, grant, brand
strained » trained, strain, attained, stbrained, stmained, stgained
band » bond
irans » iran, trans, frans
gran » grant, grain, iran
rain » brain, main, gain

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR (((ghandttd OR gghandtdttd) OR strained) OR strained)) OR had) OR (bank OR banks)) OR stand) OR land) OR band) OR ((irans OR frank) OR ((gran OR grand) OR rain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or (((ghandttd or gghandtdttd) or strained) or strained)) or had) or (bank or banks)) or stand) or land) or band) or ((irans or frank) or ((gran OR grand) or rain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or (((ghandttd or gghandtdttd) or strained) or strained)) or had) or (bank or banks)) or stand) or land) or band) or ((irans or frank) or ((gran OR grand) or rain))) counterinsurgency study ;*.