Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, brand, graind, irand, grawd
irand » ibrand, ihand, isand, brand, iran, irani
grandtd » gbrandtd, ghandtd, gsandtd, brandtd, graindtd, irandtd, grawdtd
band » bond
graind » grained, grain, grains, gbraind, ggaind, graild
grawe » grade, grace, graw
gran » grain, iran, graw
grant » graint, irant, grawt, grants
grawt » graw, graft
rain » brain, gain, rail

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 hard) or (had or land)) or ((band or bank) or bonds)) or ((((((grand OR graind) or irand) or grandtd) or grawe) or ((gran or (grant or grawt)) or (main or rain))) or gains)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hard) OR (had OR land)) OR ((band OR bank) OR bonds)) OR ((((((grand OR graind) OR irand) OR grandtd) OR grawe) OR ((gran OR (grant OR grawt)) OR (main OR rain))) OR gains)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hard) or (had or land)) or ((band or bank) or bonds)) or ((((((grand OR graind) or irand) or grandtd) or grawe) or ((gran or (grant or grawt)) or (main or rain))) or gains)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or ((band or bank) or bonds)) or ((((((grand OR graind) or irand) or grandtd) or grawe) or ((gran or (grant or grawt)) or (main or rain))) or gains)) counterinsurgency study ;*.