Perhaps you should try some spelling variations:
rand » brand, grand, hand
grandtd » gbrandtd, ggrandtd, ghandtd, grantdtd, graindtd, granddtd
band » bank, bond
grawd » grand, graw
grad » grade, grand, grid
graind » grained, grain, grand, gmaind, ggaind, graild
grantdtd » granted, granttdtd, graintdtd, grandtdtd
grawe » grade, grace, graw
gran » grant, grain, grand
brain » bmain, bgain, brail
rain » main, gain, rail
grains » gmains, ggains, grails, grain

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 bonds)) or ((((((grawd OR grad) or graind) or (grandtd or grantdtd)) or grawe) or (gran or (brain or rain))) or grains)) 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 bonds)) OR ((((((grawd OR grad) OR graind) OR (grandtd OR grantdtd)) OR grawe) OR (gran OR (brain OR rain))) OR grains)) 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 bonds)) or ((((((grawd OR grad) or graind) or (grandtd or grantdtd)) or grawe) or (gran or (brain or rain))) or grains)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or (band or bonds)) or ((((((grawd OR grad) or graind) or (grandtd or grantdtd)) or grawe) or (gran or (brain or rain))) or grains)) counterinsurgency study ;*.