Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua triet » cua viet, su triet, va triet
nam thuc » nam thuoc, am thuc, nam thu
thuc van » thuc vat, thuc dan, thuc va
thanh vi » hanh vi, thanh va, thanh ve
nang co » nang cao, nang doc, nang noi
thi van » thi lan, thi hanh, thi nang
te sac » te sach, te cac
te san » te ban, ke san, tu san
ve cac » va cac, vien cac
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((te sac) or (te san))) or (ve cac)) ky nang co hoc. thi van nam thuc van thanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te sac) OR (te san))) OR (ve cac)) ky nang co hoc. thi van nam thuc van thanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((((te sac) or (te san))) or (ve cac)) ky nang co hoc. thi van nam thuc van thanh vi cua triet*.