Perhaps you should try some spelling variations:
rand » brand, grand
irand » ibrand, igrand, brand, iran, grand
grad » grand, grid, gray
grade » grande, gride, graye, trade
grawd » grand, grawe, growd, rawd, drawd
hand » had, hard
rank » ranks, frank, bank
sand » stand, san
band » bank, bond
irans » iran, trans, frans
grant » grants
bgain » gain, again, bain
rain » main, gain, rail
brain » bmain, bgain, brail
graw » grow, raw, draw

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 ((((grad OR irand) OR grawd) OR grade) OR irand)) OR hand) OR rank) OR sand) OR land) OR band) OR (irans OR (((grant OR bgain) OR (rain OR brain)) OR graw))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or ((((grad or irand) or grawd) or grade) or irand)) or hand) or rank) or sand) or land) or band) or (irans or (((grant or bgain) or (rain OR brain)) or graw))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or ((((grad or irand) or grawd) or grade) or irand)) or hand) or rank) or sand) or land) or band) or (irans or (((grant or bgain) or (rain OR brain)) or graw))) counterinsurgency study ;*.