Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grant, brand
bond » bonds
ggain » gain, grain, again
ggains » gains, grains, agains
ggaint » gaint, graint, againt
bmain » main, brain, bain
rain » brain, main, gain
againt » against, again
rank » ranks, frank

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 bond) or (hard or had)) or (bank or land)) or (((((grand or raytd) or ray) or ggain) or (grand or ((ggains or gains) or (bmain or rain)))) or ((((ggaint OR againt) or migrants) or rank) or raw))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR bond) OR (hard OR had)) OR (bank OR land)) OR (((((grand OR raytd) OR ray) OR ggain) OR (grand OR ((ggains OR gains) OR (bmain OR rain)))) OR ((((ggaint OR againt) OR migrants) OR rank) OR raw))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or bond) or (hard or had)) or (bank or land)) or (((((grand or raytd) or ray) or ggain) or (grand or ((ggains or gains) or (bmain or rain)))) or ((((ggaint OR againt) or migrants) or rank) or raw))) counterinsurgency study ;*".