Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thanh phan » thanh pho, thanh san, thanh toan
thuat lap » thuat lanh, thuat xay, thuat bai
van thanh » ban thanh, van tuan
phan cua » nhan cua, than cua, phat cua
va chat » van chat, va phat, cao chat
nang xa » nang x, lang xa, nang ma
duc van » duc va, duc tan, duc manh
cua te » cua tu
va cam » va cham, va cac, va cao
v nang » va nang, vu nang, van nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (thuat lap)) v nang xa hoi. lieu ((va cam) or (va chat)) duc van thanh phan cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (thuat lap)) v nang xa hoi. lieu ((va cam) OR (va chat)) duc van thanh phan cua te.
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (thuat lap)) v nang xa hoi. lieu ((va cam) or (va chat)) duc van thanh phan cua te*.