Perhaps you should try some spelling variations:
rand » brand, grand, hand
irand » ibrand, igrand, ihand, brand, iran, grand
band » bond
gran » grain, grand, iran
grant » graint, grandt, irant, grants
gfrank » frank
sand » stand, san, hand
ghad » ghada, gad, ahad
shad » shade, shah, sham
grad » grand, grid, graw
grade » grande, gride, grawe, trade
chad » cham

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 bank) or band) or (((((irand or ((gran or gfrank) or gfrank)) or sand) or grant) or land) or (((((ghad OR shad) or (grad or grade)) or chad) or had) or hard))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((rand OR bank) OR band) OR (((((irand OR ((gran OR gfrank) OR gfrank)) OR sand) OR grant) OR land) OR (((((ghad OR shad) OR (grad OR grade)) OR chad) OR had) OR hard))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((rand or bank) or band) or (((((irand or ((gran or gfrank) or gfrank)) or sand) or grant) or land) or (((((ghad OR shad) or (grad or grade)) or chad) or had) or hard))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((rand or bank) or band) or (((((irand or ((gran or gfrank) or gfrank)) or sand) or grant) or land) or (((((ghad OR shad) or (grad or grade)) or chad) or had) or hard))) counterinsurgency study ;*.