Perhaps you should try some spelling variations:
rand » brand, hand
grand » gbrand, ghand, brand, graind, irand, trand
grandk » gbrandk, ghandk, brandk, grande, graindk, irandk, trandk
irant » iran, irani, brant
rank » ranks, frank
sand » stand, san, hand
bond » bonds
grants » migrants, graints, irants, trants
grant » graint, irant, trant
gran » grain, iran, tran
gray » ray
graw » raw, draw, grew

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 ((gained or grand) or (((grant or irant) or grandk) or rank))) or had) or bank) or sand) or land) or (band or bond)) or (grants or ((gran or gray) or (graw OR grow)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR ((gained OR grand) OR (((grant OR irant) OR grandk) OR rank))) OR had) OR bank) OR sand) OR land) OR (band OR bond)) OR (grants OR ((gran OR gray) OR (graw OR grow)))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or ((gained or grand) or (((grant or irant) or grandk) or rank))) or had) or bank) or sand) or land) or (band or bond)) or (grants or ((gran or gray) or (graw OR grow)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or ((gained or grand) or (((grant or irant) or grandk) or rank))) or had) or bank) or sand) or land) or (band or bond)) or (grants or ((gran or gray) or (graw OR grow)))) counterinsurgency study ;*.