Perhaps you should try some spelling variations:
ve triet » va trien, su triet
te sach » toc sach
thi van » thi lan, thi hanh, thi nang
van cau » van dau, van hau, van chat
hang vi » hang va, hanh vi, hang di
sach 2 » sach y
2 nang » v nang
xuc va » tuc va, luc va, xac va
x hoi » xa hoi, o hoi, x ho
vi ve » va ve, gi ve, ve ve

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 2 nang x hoi. thi van cau ((xuc va) OR (duc va)) hang vi ve triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach 2 nang x hoi. thi van cau ((xuc va) OR (duc va)) hang vi ve triet*".