Perhaps you should try some spelling variations:
rand » brand, rank
grand » gbrand, grank, brand, graind, irand, grawd
sand » stand
hand » hard
band » bank, bond
grant » grants, graint, irant, grawt
grank » frank, rank, graink, irank, grawk
irank » frank, iran, rank
grawe » grace, graw, grave
grade » trade
gran » grain, iran, graw
rain » brain, main, gain

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