Perhaps you should try some spelling variations:
rand » brand, grand
grandtsk » gbrandtsk, ggrandtsk, grants, grandes, grantdtsk, granddtsk, irandtsk
band » bond
sand » san
graink » braink, raink
grain » brain, rain
grains » brains, rains
rank » ranks
frank » franks
irant » grant, iran, irani
gran » grant, grand, iran
gbond » bond, gbon

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 band) OR ((sand OR stand) OR ((hand OR hard) OR had))) OR (bank OR land)) OR ((((((((graink OR grain) OR grains) OR rank) OR (grandtsk OR irant)) OR gran) OR frank) OR gbond) OR ghana)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or band) or ((sand or stand) or ((hand or hard) or had))) or (bank or land)) or ((((((((graink OR grain) or grains) or rank) or (grandtsk or irant)) or gran) or frank) or gbond) or ghana)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or band) or ((sand or stand) or ((hand or hard) or had))) or (bank or land)) or ((((((((graink OR grain) or grains) or rank) or (grandtsk or irant)) or gran) or frank) or gbond) or ghana)) counterinsurgency study ;*.