Perhaps you should try some spelling variations:
rand » brand, grand, band
grandtd » gbrandtd, ggrandtd, gbandtd, granddtd, irandtd, grawdtd
bond » bonds
grawd » grand, graw, grad
grawe » grade, grace, graw
gran » grand, iran, graw
grant » grandt, irant, grawt, grants
grain » brain, gbrain, gmain, ggain
graint » braint, gbraint, gmaint, ggaint, geraint, gradient
grains » brains, gbrains, gmains, ggains
rain » brain, main, gain
brains » bbrains, bmains, bgains, brain, trains, drains

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