Perhaps you should try some spelling variations:
te sach » toc sach
lua tre » cua tre, dua tren, luat tri
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
luy tre » luyen tre
ly hang » ly quang
ly vang » ly van, ly quang
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
dan vi » doan vi, don vi, dan va
ve cac » va cac, vien cac
x hoi » xa hoi, o hoi, x ho

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ly vang) OR (ly hang)) x hoi. hieu ve cac xuc va dan vi ((lua tre) or (luy tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ly vang) OR (ly hang)) x hoi. hieu ve cac xuc va dan vi ((lua tre) OR (luy tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ly vang) OR (ly hang)) x hoi. hieu ve cac xuc va dan vi ((lua tre) or (luy tre))*".