Perhaps you should try some spelling variations:
grand » brand, graind, irand, grawd
grandk » brandk, grande, graindk, irandk, grawdk
grandt » brandt, graindt, irandt, grawdt, grande
sand » stand, san
hand » hard
band » bank, bond
gran » grain, iran, graw
grant » graint, irant, grawt, grants
grantkt » graintkt, irantkt, grawtkt, grantskt
grantskt » graintskt, irantskt, grawtskt, grantsskt, grants
frank » franks, fbank
rank » ranks, bank

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((grand or (sand or (hand or had))) or (band or land)) or (((((grandk or graindtk) or (gran or grant)) or frank) or (grandt or (rank or (grantkt OR grantskt)))) or ghana)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((grand OR (sand OR (hand OR had))) OR (band OR land)) OR (((((grandk OR graindtk) OR (gran OR grant)) OR frank) OR (grandt OR (rank OR (grantkt OR grantskt)))) OR ghana)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((grand or (sand or (hand or had))) or (band or land)) or (((((grandk or graindtk) or (gran or grant)) or frank) or (grandt or (rank or (grantkt OR grantskt)))) or ghana)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((grand or (sand or (hand or had))) or (band or land)) or (((((grandk or graindtk) or (gran or grant)) or frank) or (grandt or (rank or (grantkt OR grantskt)))) or ghana)) counterinsurgency study ;*.