Perhaps you should try some spelling variations:
sand » stand, san, hand
bond » bonds
grayd » gray, grad
grand » brand, graind, irand, grayd
grandtd » brandtd, graindtd, irandtd, graydtd
irand » brand, iran, rand
graw » grow, raw, draw
gran » grain, iran, gray
grant » graint, irant, grayt, grants

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