Perhaps you should try some spelling variations:
rand » brand, grand, band
rank » ranks, frank
hand » band, hard
bond » bonds
grant » grants, grandt, irant, grawt
grantdtd » grantsdtd, granted, grandtdtd, irantdtd, grawtdtd
grain » brain, rain
graint » braint, raint, geraint, grains
grawe » grade, grace, graw
gran » grand, iran, graw

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