Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
van thanh » ban thanh, van tuan
thanh di » thanh doi, thanh de, thanh do
nang ma » tang ma, sang ma, nang cao
va cham » va chat, va tham
duc van » duc va, duc tan, duc manh
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va dai » va dao, vi dai, va dau
di cua » dai cua, doi cua, de cua
cua te » cua tu

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 y nang ma hoi. lieu ((va dai) or (va cham)) duc van thanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y nang ma hoi. lieu ((va dai) OR (va cham)) duc van thanh di cua te.
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang ma hoi. lieu ((va dai) or (va cham)) duc van thanh di cua te*.