Perhaps you should try some spelling variations:
rand » brand, grand, sand
grantd » granted, grants, grand, grantsd
gsand » sand, grand
hand » had, hard
band » bond
rank » ranks, frank
ffranks » ffrankss, fffranks
ffranksss » ffrankssss, fffranksss
ffrankssss » ffranksssss, fffrankssss
grant » grants
ggain » gain, grain, again
rain » brain, main, gain

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR (grantd OR gsand)) OR (hand OR band)) OR (rank OR (ffranks OR (ffranksss OR ffrankssss)))) OR san) OR land) OR bank) OR (trans OR ((grant OR raw) OR (ggain OR rain)))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or (grantd or gsand)) or (hand or band)) or (rank or (ffranks or (ffranksss OR ffrankssss)))) or san) or land) or bank) or (trans or ((grant or raw) or (ggain or rain)))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or (grantd or gsand)) or (hand or band)) or (rank or (ffranks or (ffranksss OR ffrankssss)))) or san) or land) or bank) or (trans or ((grant or raw) or (ggain or rain)))) counterinsurgency study ;*.