Perhaps you should try some spelling variations:
rand » brand, rank
grand » gbrand, grank, brand, graind, irand, grawd
grandtd » gbrandtd, granktd, brandtd, graindtd, irandtd, grawdtd
sand » stand, san
hand » hard
band » bank, bond
grawd » graw, grad
grank » frank, rank, graink, irank, grawk
grawe » grade, graw, grave
grace » grade, race
gran » grain, iran, graw
grant » graint, irant, grawt, grants
graint » geraint, grain, grains

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 hand) OR (had OR land)) OR (band OR bonds)) OR ((((((grawd OR grand) OR grank) OR grandtd) OR (grawe OR grace)) OR (gran OR grant)) OR graint)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or sand) or hand) or (had or land)) or (band or bonds)) or ((((((grawd OR grand) or grank) or grandtd) or (grawe or grace)) or (gran or grant)) or graint)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or sand) or hand) or (had or land)) or (band or bonds)) or ((((((grawd OR grand) or grank) or grandtd) or (grawe or grace)) or (gran or grant)) or graint)) counterinsurgency study ;*.