Perhaps you should try some spelling variations:
thinh le » trinh ly
vu sach » vu bach, su sach, vu khach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
va chat » van chat, va phat, cao chat
cua tre » cua te, cuu tre, cua triet
nang o » nang co, nang ho, nang ro
cuc va » chuc va, duc va, cu va
cuu va » cuu van, cuu ve
le cua » ly cua
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ty nang o hoi. lieu va chat ((cuc va) or (cuu va)) thinh le cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty nang o hoi. lieu va chat ((cuc va) OR (cuu va)) thinh le cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ty nang o hoi. lieu va chat ((cuc va) or (cuu va)) thinh le cua tre*.