Perhaps you should try some spelling variations:
graint » geraint, grant, grain
rank » ranks, frank
gfrank » gfranks, gffrank, frank
sand » stand, san, hand
band » bond
grandted » granted, grande, branded, grantdted, graindted, granddted
grantted » granted, granite, grafted, granttted, graintted, grandtted
grandtted » granted, grantdtted, graindtted, granddtted
grandk » grand, grande, grantdk, graindk, granddk
granttdk » granted, grantttdk, grainttdk, grandttdk
grantddk » granted, granttddk, graintddk, grandtddk
granddk » grantddk, grainddk, grandddk
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: ((((graint or (rank or banks)) or sand) or ((band or bank) or land)) or ((grandted or (grantted OR grandtted)) or ((gfrank or ((grandk or granttdk) or (granddk or grantddk))) or gran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((graint OR (rank OR banks)) OR sand) OR ((band OR bank) OR land)) OR ((grandted OR (grantted OR grandtted)) OR ((gfrank OR ((grandk OR granttdk) OR (granddk OR grantddk))) OR gran))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((graint or (rank or banks)) or sand) or ((band or bank) or land)) or ((grandted or (grantted OR grandtted)) or ((gfrank or ((grandk or granttdk) or (granddk or grantddk))) or gran))) counterinsurgency study ;*".