Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
toc sach » hoc sach, doc sach, thuoc sach
nang tai » hang tai, tang tai, sang tai
va thanh » gia thanh, ban thanh, va tinh
phan cuu » phan cau, phan huu, phan cung
tai hoi » tai khoi, dai hoi, tai hai
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
ve cac » va cac, vien cac
cac tu » cac thu, cach tu, cac du

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 (toc sach)) y nang tai hoi. hieu ve cac tu va thanh phan cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) y nang tai hoi. hieu ve cac tu va thanh phan cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) y nang tai hoi. hieu ve cac tu va thanh phan cuu tre*.