Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
pham duy » pham duc
va thanh » gia thanh, ban thanh, va tinh
phan cua » nhan cua, than cua, phat cua
te sach » toc sach
lai hoi » dai hoi, lai hoa, lai roi
hieu va » lieu va, hieu qua
va pham » van pham, va phat, va phap
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
duy va » duy vat, duy van, day va

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 y nang ((ma hoi) or (lai hoi)). hieu va pham duy va thanh phan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((ma hoi) OR (lai hoi)). hieu va pham duy va thanh phan cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((ma hoi) or (lai hoi)). hieu va pham duy va thanh phan cua tre*.