Perhaps you should try some spelling variations:
thien van » thi van
cu tren » tu tren, dua tren
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
hang di » hang doi, hang vi, hang dien
va hang » van hang, va nang, va lang
hieu ve » hieu van
xuc va » duc va, tuc va, luc va
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
di cu » di cau, di cua, di du

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 va) or (hieu ve))) or (thien van)) cam xuc va hang di cu tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. ((((hieu va) OR (hieu ve))) OR (thien van)) cam xuc va hang di cu tren.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. ((((hieu va) or (hieu ve))) or (thien van)) cam xuc va hang di cu tren*.