Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
cau tren » cu tren, dau tren, ca tren
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai 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: tu sac ky nang xa hoi. hieu ve cam xuc va hanh vi ((su triet) or (((cua tre) or (cau tren))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu ve cam xuc va hanh vi ((su triet) OR (((cua tre) OR (cau tren)))).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu ve cam xuc va hanh vi ((su triet) or (((cua tre) or (cau tren))))*.