Perhaps you should try some spelling variations:
rand » brand, grand, sand
rank » ranks, frank
gfranks » gfrankss, gffranks
hand » hard
bond » bonds
graind » grained, grains, grand, gmaind, ggaind, graild
grain » gmain, ggain, grail
brain » bmain, bgain, brail
rain » main, gain, rail
gran » grand, iran, graw
grant » grandt, irant, grawt, grants
gsand » sand, grand

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 (san or (hand or band))) or ((bond or bank) or land)) or (((graind or ((grain OR brain) or rain)) or (gfranks or (gran or (gsand or grant)))) 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 (san OR (hand OR band))) OR ((bond OR bank) OR land)) OR (((graind OR ((grain OR brain) OR rain)) OR (gfranks OR (gran OR (gsand OR grant)))) OR ((had OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or rank) or (san or (hand or band))) or ((bond or bank) or land)) or (((graind or ((grain OR brain) or rain)) or (gfranks or (gran or (gsand or grant)))) or ((had or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or rank) or (san or (hand or band))) or ((bond or bank) or land)) or (((graind or ((grain OR brain) or rain)) or (gfranks or (gran or (gsand or grant)))) or ((had or cham) or ghana))) counterinsurgency study ;*.