Perhaps you should try some spelling variations:
sand » stand, san
hand » hard
band » bank
bond » bonds
grayd » grand, gray, grad
grants » migrants, graints, grandts, irants
grayt » gray, graft
grandttd » granted, graindttd, granddttd, irandttd
grawe » grade, grace, grave, growe, rawe, drawe
rise » risk
graw » grow, raw, draw
grant » graint, grandt, irant
gran » grain, grand, iran
graint » geraint, grain, grains

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((sand or hand) or (had or land)) or (band or bond)) or ((((((grayd or ((grant OR grants) or grayt)) or brain) or grandttd) or ((grawe or (rise or face)) or graw)) or gran) or graint)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((sand OR hand) OR (had OR land)) OR (band OR bond)) OR ((((((grayd OR ((grant OR grants) OR grayt)) OR brain) OR grandttd) OR ((grawe OR (rise OR face)) OR graw)) OR gran) OR graint)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((sand or hand) or (had or land)) or (band or bond)) or ((((((grayd or ((grant OR grants) or grayt)) or brain) or grandttd) or ((grawe or (rise or face)) or graw)) or gran) or graint)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((sand or hand) or (had or land)) or (band or bond)) or ((((((grayd or ((grant OR grants) or grayt)) or brain) or grandttd) or ((grawe or (rise or face)) or graw)) or gran) or graint)) counterinsurgency study ;*.