Perhaps you should try some spelling variations:
rand » brand, grand, rank
grandk » gbrandk, ggrandk, grankk, grand, grande, granddk, irandk, grawdk
irand » ibrand, igrand, irank, brand, iran, grand
sand » stand, san
hand » hard
band » bank
bond » bonds
grayd » grand, gray, grad
grant » grants, grandt, irant, grawt
grantstd » grantsstd, grants, granted, grandtstd, irantstd, grawtstd
grain » brain, gbrain, gmain, ggain
ggain » gain, again
grawe » grade, grace, graw
gran » grand, iran, graw
rain » brain, main, gain

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 sand) or hand) or (had or land)) or (band or bond)) or ((((((((grandk or grayd) or irand) or grant) or (grain OR ggain)) or grantstd) or (grawe or raw)) or gran) or rain)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR sand) OR hand) OR (had OR land)) OR (band OR bond)) OR ((((((((grandk OR grayd) OR irand) OR grant) OR (grain OR ggain)) OR grantstd) OR (grawe OR raw)) OR gran) OR rain)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or sand) or hand) or (had or land)) or (band or bond)) or ((((((((grandk or grayd) or irand) or grant) or (grain OR ggain)) or grantstd) or (grawe or raw)) or gran) or rain)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or sand) or hand) or (had or land)) or (band or bond)) or ((((((((grandk or grayd) or irand) or grant) or (grain OR ggain)) or grantstd) or (grawe or raw)) or gran) or rain)) counterinsurgency study ;*.