Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh ve » hanh ve, thanh va, thanh vien
thanh vi » hanh vi, thanh va, nhanh vi
duc van » duc va, duc tan, duc manh
nam duc » nam duoc, pham duc, nam thuc
thi van » thi lan, thi hanh, thi nang
nang co » nang doc, nang noi, nang hoc
sai ky » sac ky
te sai » te tai, te bai, te lai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ky ((nang co) OR (nang cao)) loi. thi van nam duc van ((thanh vi) OR (thanh ve)) cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sai ky ((nang co) OR (nang cao)) loi. thi van nam duc van ((thanh vi) OR (thanh ve)) cua triet".
• Adding a wildcard symbol may retrieve word variants: te sai ky ((nang co) OR (nang cao)) loi. thi van nam duc van ((thanh vi) OR (thanh ve)) cua triet*.