Perhaps you should try some spelling variations:
rand » brand, grand
grandk » gbrandk, ggrandk, grand, grande, graindk, granddk, irandk
grandts » gbrandts, ggrandts, grants, grandes, graindts, granddts, irandts, grands, brandts
grandt » gbrandt, ggrandt, graindt, granddt, irandt, grand, grande, brandt
sand » stand, san
hand » hard
band » bank, bond
grank » grand, granks, gbank, graink, grandk, irank
rank » ranks, bank
frank » franks, fbank
graink » grain, grains
grantk » grants, grantsk, graintk, grandtk, irantk
grant » grants, graint, grandt, irant
irant » iran, irani, brant
gran » grain, grand, iran

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 (band or land)) or ((((((((grank or rank) or graink) or grandk) or ((grantk or grandts) or (grant or irant))) or gran) or frank) or grandt) or ghana)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((rand OR (sand OR (hand OR had))) OR (band OR land)) OR ((((((((grank OR rank) OR graink) OR grandk) OR ((grantk OR grandts) OR (grant OR irant))) OR gran) OR frank) OR grandt) OR ghana)) counterinsurgency study ;.
• Adding a wildcard symbol may retrieve word variants: (((rand or (sand or (hand or had))) or (band or land)) or ((((((((grank or rank) or graink) or grandk) or ((grantk or grandts) or (grant or irant))) or gran) or frank) or grandt) or ghana)) counterinsurgency study ;*.