Perhaps you should try some spelling variations:
phan thuc » nhan thuc, phap thuc, pham thuc
nang noi » nang doc
hieu van » hieu va, thien van, lieu va
thuc dan » thuc hanh, hoc dan, thuc vat
dan hanh » dang hanh, dan khanh, dan thanh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
noi hoi » noi doi, doi hoi, hoi hoi
hieu ve » hieu va
hanh di » hanh vi, hanh de, hang di
di cua » dai cua, doi cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang noi hoi. ((hieu ve) or (hieu van)) phan thuc dan hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang noi hoi. ((hieu ve) OR (hieu van)) phan thuc dan hanh di cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang noi hoi. ((hieu ve) or (hieu van)) phan thuc dan hanh di cua te*.