Perhaps you should try some spelling variations:
grantd » granted, grants, grant, granttd, graintd, irantd
rank » ranks, frank
gfrank » gfranks, gffrank, frank
gffrank » gffranks, gfffrank
sand » stand, san, hand
band » bond
granttted » granted, grantttted, grainttted, iranttted
grandtttd » grantdtttd, graindtttd, irandtttd, granttttd, brandtttd
gran » grant, grain, iran
grand » grantd, graind, irand, grant, brand

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: ((((grantd OR (rank OR banks)) OR (sand OR had)) OR ((band OR bank) OR land)) OR ((grandtttd OR granttted) OR (((gfrank OR gffrank) OR (graintk OR iranddk)) OR (gran OR grand)))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((grantd or (rank or banks)) or (sand or had)) or ((band or bank) or land)) or ((grandtttd or granttted) or (((gfrank or gffrank) or (graintk or iranddk)) or (gran OR grand)))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((grantd or (rank or banks)) or (sand or had)) or ((band or bank) or land)) or ((grandtttd or granttted) or (((gfrank or gffrank) or (graintk or iranddk)) or (gran OR grand)))) counterinsurgency study ;*.