Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh van
chu bang » thu bang, chuc nang, chu quang
hieu van » hieu va, thien van, lieu va
van pham » san pham, van phan, van phat
pham cuu » pham huu, cham cuu, pham cua
hanh tai » thanh tai, hang tai, han tai
sach chu » sach che, sach thu, sach thue
bo sach » co sach, hoc sach
cua tuc » cua duc, cua thuoc, luat tuc
bang ma » bang may, tang ma, ban ma
cuu va » cuu van, cuu ve
cua tu » cua su, cua cu, cua te

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach chu bang ma hoa. hieu van pham cuu va ((hanh vai) or (hanh tai)) ((cua tu) or (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach chu bang ma hoa. hieu van pham cuu va ((hanh vai) OR (hanh tai)) ((cua tu) OR (cua tuc)).
• Adding a wildcard symbol may retrieve word variants: bo sach chu bang ma hoa. hieu van pham cuu va ((hanh vai) or (hanh tai)) ((cua tu) or (cua tuc))*.