Perhaps you should try some spelling variations:
rand » brand, grand, band
granddtk » gbranddtk, ggranddtk, gbanddtk, grantddtk, grainddtk, grandddtk
ggranddtk » ggbranddtk, gggranddtk, ggbanddtk, ggrantddtk, ggrainddtk, ggrandddtk
ggrandddtk » ggbrandddtk, gggrandddtk, ggbandddtk, ggrantdddtk, ggraindddtk, ggranddddtk
granddts » gbranddts, ggranddts, gbanddts, grantddts, grainddts, grandddts, grants, grandes
grande » gbrande, ggrande, gbande, grantde, grainde, grandde, grade, grand
sand » band, san
hand » band, hard
bond » bonds
graind » grained, grain, grains
gran » grant, grain, grand
grantde » granttde, graintde, grandtde, grantee, grantees

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: ((((rand OR sand) OR (stand OR (hand OR had))) OR (bond OR land)) OR (((((graind OR (granddtk OR (ggranddtk OR ggrandddtk))) OR (gran OR granddts)) OR frank) OR ((grande OR grantde) OR gbandkt)) OR ghana)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or sand) or (stand or (hand or had))) or (bond or land)) or (((((graind or (granddtk or (ggranddtk OR ggrandddtk))) or (gran or granddts)) or frank) or ((grande or grantde) or gbandkt)) or ghana)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or sand) or (stand or (hand or had))) or (bond or land)) or (((((graind or (granddtk or (ggranddtk OR ggrandddtk))) or (gran or granddts)) or frank) or ((grande or grantde) or gbandkt)) or ghana)) counterinsurgency study ;*.