Perhaps you should try some spelling variations:
rand » brand, grand, sand
irand » ibrand, igrand, isand, brand, iran, grand
rank » frank, bank
ranks » franks, banks
franks » ffranks, fbanks, frank, frans
iranktd » ifranktd, ibanktd
gfranktd » gffranktd, gfbanktd
hand » hard
band » bank, bond
graint » grant, grain, grains
grawt » grant, graw, graft
gran » grant, grain, grand

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 (rank or (ranks OR franks))) or hand) or (had or land)) or (band or bonds)) or (((((irand or (graint or (grawt or draws))) or (iranktd or gfranktd)) or grow) or gran) or geraint)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR (rank OR (ranks OR franks))) OR hand) OR (had OR land)) OR (band OR bonds)) OR (((((irand OR (graint OR (grawt OR draws))) OR (iranktd OR gfranktd)) OR grow) OR gran) OR geraint)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or (rank or (ranks OR franks))) or hand) or (had or land)) or (band or bonds)) or (((((irand or (graint or (grawt or draws))) or (iranktd or gfranktd)) or grow) or gran) or geraint)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or (rank or (ranks OR franks))) or hand) or (had or land)) or (band or bonds)) or (((((irand or (graint or (grawt or draws))) or (iranktd or gfranktd)) or grow) or gran) or geraint)) counterinsurgency study ;*.