Perhaps you should try some spelling variations:
hair » air, fair
sand » stand, san, hand
band » bank, bond
grand » brand
harm » farm, hartm
heat » head
haro » hart, hao, hara, harto
hero » here, zero, her
hardo » hardy, pardo, zardo, hartdo
ghartt » gharttt
hard » hartd
har » hart
hari » harti, hadi, haji, hart
harti » hartti, bharti, harati, haiti
hardm » hartdm, hardy, haram, sardm
hear » heart, heard, shear
grant » grants

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((bonds or (hair or had)) or (sand or (band or grand))) or land) or ((((ghartt or harm) or heat) or ((((((haro OR hard) or hero) or hardo) or (har or hear)) or (hari or harti)) or hardm)) or grant)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((bonds OR (hair OR had)) OR (sand OR (band OR grand))) OR land) OR ((((ghartt OR harm) OR heat) OR ((((((haro OR hard) OR hero) OR hardo) OR (har OR hear)) OR (hari OR harti)) OR hardm)) OR grant)) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((bonds or (hair or had)) or (sand or (band or grand))) or land) or ((((ghartt or harm) or heat) or ((((((haro OR hard) or hero) or hardo) or (har or hear)) or (hari or harti)) or hardm)) or grant)) counterinsurgency study ;*".