Perhaps you should try some spelling variations:
thanh vi » thanh va, thanh ve, nhanh vi
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
luu tre » luu tru, cuu tre
luy tre » luyen tre
te sai » te tai, te bai, te lai
sai ky » sac ky
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va

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 cao hoi. hieu ve cam xuc va ((thanh vi) OR (hanh vi)) ((luu tre) or (luy tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky nang cao hoi. hieu ve cam xuc va ((thanh vi) OR (hanh vi)) ((luu tre) OR (luy tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sai ky nang cao hoi. hieu ve cam xuc va ((thanh vi) OR (hanh vi)) ((luu tre) or (luy tre))".
• Adding a wildcard symbol may retrieve word variants: te sai ky nang cao hoi. hieu ve cam xuc va ((thanh vi) OR (hanh vi)) ((luu tre) or (luy tre))*.