Perhaps you should try some spelling variations:
nang cau » nang cao, hang cau, nang dau
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
hieu ve » hieu va, hieu van
luu tre » luu tru, cuu tre
luy tre » luyen tre
san ky » sang ky, dan ky, ban 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 ((san ky) OR (van ky)) nang cau hoi. hieu ve cam xuc va thanh vi ((luu tre) or (luy tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((san ky) OR (van ky)) nang cau hoi. hieu ve cam xuc va thanh vi ((luu tre) OR (luy tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((san ky) OR (van ky)) nang cau hoi. hieu ve cam xuc va thanh vi ((luu tre) or (luy tre))".
• Adding a wildcard symbol may retrieve word variants: te ((san ky) OR (van ky)) nang cau hoi. hieu ve cam xuc va thanh vi ((luu tre) or (luy tre))*.