Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grantd, irand, grawd, grant, brand
rank » ranks, frank
granks » grankss, gfranks, ranks, grants, grantks, iranks, grawks
iranks » irankss, ifranks, ranks, irans
sand » band, san, hand
bond » bonds
grained » gained, trained, strained, brained, gbrained, gmained, ggained
gmained » gained, remained, imagined
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain
gran » grant, iran, graw
grawd » graw, grad, grawe

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 rank) or ((sand or stand) or hard)) or ((bond or bank) or land)) or ((((grained or gmained) or (grain or rain)) or ((granks or iranks) or (gran or (grand or grawd)))) or ((had or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR rank) OR ((sand OR stand) OR hard)) OR ((bond OR bank) OR land)) OR ((((grained OR gmained) OR (grain OR rain)) OR ((granks OR iranks) OR (gran OR (grand OR grawd)))) OR ((had OR cham) OR ghana))) counterinsurgency study ;.
• Adding a wildcard symbol may retrieve word variants: ((((rand or rank) or ((sand or stand) or hard)) or ((bond or bank) or land)) or ((((grained or gmained) or (grain or rain)) or ((granks or iranks) or (gran or (grand or grawd)))) or ((had or cham) or ghana))) counterinsurgency study ;*.