Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand, grantd, graind, irand
irand » ibrand, ihand, isand, brand, iran, irani
gravel » travel
draw » draws, raw
rank » ranks
frank » franks
irans » iran, trans, frans
gran » grant, grain, iran

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 irand) or gravel) or draw) or irand)) or (hard or had)) or ((rank OR bank) or (frank or fbank))) or band) or land) or (bond or bonds)) or (irans or gran)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR ((((grand OR irand) OR gravel) OR draw) OR irand)) OR (hard OR had)) OR ((rank OR bank) OR (frank OR fbank))) OR band) OR land) OR (bond OR bonds)) OR (irans OR gran)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or ((((grand or irand) or gravel) or draw) or irand)) or (hard or had)) or ((rank OR bank) or (frank or fbank))) or band) or land) or (bond or bonds)) or (irans or gran)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or ((((grand or irand) or gravel) or draw) or irand)) or (hard or had)) or ((rank OR bank) or (frank or fbank))) or band) or land) or (bond or bonds)) or (irans or gran)) counterinsurgency study ;*.