Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
vat thanh » dat thanh, gat thanh, tat thanh
pham duy » pham duc
phan cua » nhan cua, than cua, phat cua
te sach » toc sach
dai hoi » dai hoc, dai hai, dai moi
hieu va » lieu va, hieu qua
va pham » van pham, va phat, va phap
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
ma hoi » mai hoi, xa hoi, ma hoa
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: te sach v nang ((ma hoi) or (dai hoi)). hieu va pham duy vat thanh phan cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang ((ma hoi) OR (dai hoi)). hieu va pham duy vat thanh phan cua te.
• Adding a wildcard symbol may retrieve word variants: te sach v nang ((ma hoi) or (dai hoi)). hieu va pham duy vat thanh phan cua te*.