Perhaps you should try some spelling variations:
rand » brand, hand, rank
grand » gbrand, ghand, grank, brand, graind, irand, grawd
irand » ibrand, ihand, irank, brand, iran, irani
sand » stand, hand
gsand » gstand, ghand
band » bond
grant » grants, graint, irant, grawt
grawt » graw, graft, grawe
graint » geraint, grain, grains
irank » frank, iran, rank
gran » grain, iran, graw
grained » gained, trained, strained

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 grand) or (sand or san)) or (had or (band or bank))) or land) or ((((gsand or irand) or ((grant OR grawt) or graint)) or (irank or gran)) or (grained or gbank))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR grand) OR (sand OR san)) OR (had OR (band OR bank))) OR land) OR ((((gsand OR irand) OR ((grant OR grawt) OR graint)) OR (irank OR gran)) OR (grained OR gbank))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or grand) or (sand or san)) or (had or (band or bank))) or land) or ((((gsand or irand) or ((grant OR grawt) or graint)) or (irank or gran)) or (grained or gbank))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or grand) or (sand or san)) or (had or (band or bank))) or land) or ((((gsand or irand) or ((grant OR grawt) or graint)) or (irank or gran)) or (grained or gbank))) counterinsurgency study ;*.