Perhaps you should try some spelling variations:
strained » trained, strain, attained
band » bond
granttd » granted, grantttd, grainttd, grandttd
grainted » granted, grained, printed, gerainted
gerainted » granted, geraint
grande » grade, grand, grantde, grainde, grandde
graint » geraint, grant, grain
grantdk » granttdk, graintdk, grandtdk
grandtdk » grantdtdk, graindtdk, granddtdk
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: ((((strained or (frank or banks)) or san) or ((band or bank) or land)) or ((granttd or ((grainted or gerainted) or gerainted)) or ((gfranks or ((grande or graint) or (grantdk OR grandtdk))) or gran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((strained OR (frank OR banks)) OR san) OR ((band OR bank) OR land)) OR ((granttd OR ((grainted OR gerainted) OR gerainted)) OR ((gfranks OR ((grande OR graint) OR (grantdk OR grandtdk))) OR gran))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((strained or (frank or banks)) or san) or ((band or bank) or land)) or ((granttd or ((grainted or gerainted) or gerainted)) or ((gfranks or ((grande or graint) or (grantdk OR grandtdk))) or gran))) counterinsurgency study ;*".