Perhaps you should try some spelling variations:
rand » brand
grandk » gbrandk, grande, brandk, graindk, irandk, grawdk
grand » gbrand, brand, graind, irand, grawd
rank » frank
ranks » franks, banks
grank » gfrank, frank, graink, irank, grawk
sand » stand, san
hand » had, hard
band » bond
grantd » granted, grants, grantsd, graintd, irantd, grawtd
grant » grants, graint, irant, grawt
gran » grain, iran, graw

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 (rank or ranks)) or (sand OR hand)) or ((band or bank) or land)) or (grantd or ((grank or (grandk or (grand or grant))) or gran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (rank OR ranks)) OR (sand OR hand)) OR ((band OR bank) OR land)) OR (grantd OR ((grank OR (grandk OR (grand OR grant))) OR gran))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (rank or ranks)) or (sand OR hand)) or ((band or bank) or land)) or (grantd or ((grank or (grandk or (grand or grant))) or gran))) counterinsurgency study ;*".