Perhaps you should try some spelling variations:
rand » brand, grand, hand
grandk » gbrandk, ggrandk, ghandk, grand, grande, grantdk, graindk, granddk
migrandts » migbrandts, miggrandts, mighandts, migrantdts, migraindts, migranddts, migrant, migrantes
sand » stand, san, hand
band » bond
grantttd » granted, granttttd, graintttd, grandtttd
grank » grant, grand, grantk, graink, grandk, granks
granks » grants, grands, ranks, grantks, grainks, grandks, grankss
gran » grant, grain, grand
migrants » migrantts, migraints, migrandts
emigrants » emigrantts, emigraints, emigrandts, immigrants, migrant
rank » ranks
frank » franks

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 had) or sand) or ((band or bank) or land)) or (((grantttd or (((((grank or grandk) or granks) or granks) or gran) or (rank or frank))) or (migrants or (migrandts OR emigrants))) or ghana)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR had) OR sand) OR ((band OR bank) OR land)) OR (((grantttd OR (((((grank OR grandk) OR granks) OR granks) OR gran) OR (rank OR frank))) OR (migrants OR (migrandts OR emigrants))) OR ghana)) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or had) or sand) or ((band or bank) or land)) or (((grantttd or (((((grank or grandk) or granks) or granks) or gran) or (rank or frank))) or (migrants or (migrandts OR emigrants))) or ghana)) counterinsurgency study ;*".