Perhaps you should try some spelling variations:
rank » ranks, frank, bank
franks » frankss, ffranks, fbanks, ranks, frank
frankss » franksss, ffrankss, fbankss, rankss, franks
frans » frank, franz, trans
band » bank
grand » brand
gbond » gbon, gbonds
bond » bonds
hand » had, hard
grant » grants

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((rank or ((franks OR frankss) or frans)) or band) or grand) or land) or (((gbond or bond) or hand) or grant)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rank OR ((franks OR frankss) OR frans)) OR band) OR grand) OR land) OR (((gbond OR bond) OR hand) OR grant)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rank or ((franks OR frankss) or frans)) or band) or grand) or land) or (((gbond or bond) or hand) or grant)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rank or ((franks OR frankss) or frans)) or band) or grand) or land) or (((gbond or bond) or hand) or grant)) counterinsurgency study ;*.