Perhaps you should try some spelling variations:
cham truc » cau truc, nham thuc, pham thuc
phan tap » han tap, pha tap, phan tu
phan lap » phan dau
va triet » va thiet, va trien, ve triet
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang ho » nang hoc, nang co, tang ho
hieu tu » chieu tu, hieu tuc, hien tu
tu cham » toc cham, thi cham
truc va » thuc va, thuc vat, trung va
ho hoi » hoc hoi, hoa hoi, hoi hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang ho hoi. hieu tu cham truc va ((phan tap) or (phan lap)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ho hoi. hieu tu cham truc va ((phan tap) OR (phan lap)) va triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ho hoi. hieu tu cham truc va ((phan tap) or (phan lap)) va triet*.