Perhaps you should try some spelling variations:
thien van » thi van
hieu van » hieu va, lieu va, hieu ve
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
cam duc » cam xuc, cao duc, pham duc
cua tre » cuu tre, cua triet, dua tren
su sai » su tai, su hai, su dai
sai ky » sac ky
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: su sai ky dang xa hoi. ((hieu van) OR (thien van)) cam duc va thanh vi ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky dang xa hoi. ((hieu van) OR (thien van)) cam duc va thanh vi ((cua tre) OR (cua te))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sai ky dang xa hoi. ((hieu van) OR (thien van)) cam duc va thanh vi ((cua tre) or (cua te))*".