Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
thi van » thi lan, thi hanh, thi nang
van cam » van nam, van lam, van cau
cam luc » cam xuc, cau luc
ca tren » cau tren, cu tren, la tren
luc va » duc va, tuc va, loc va
vai ca » vai cac, vai cua, bai ca
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) or (thu hoach)) ky nang x hoi. thi van cam luc va thanh vai ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu hoach)) ky nang x hoi. thi van cam luc va thanh vai ca tren.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu hoach)) ky nang x hoi. thi van cam luc va thanh vai ca tren*.