Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
va thanh » gia thanh, ban thanh, va tinh
phan cua » nhan cua, than cua, phat cua
thu sac » thu sach, thu san, thu xac
hieu va » lieu va
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky
cac lo » cac lop, cac co, cac bo
x hoi » xa hoi, o hoi, x ho
lo va » lo van, lao va, ly va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky nang x hoi. ((hieu va) or (hieu qua)) cac lo va thanh phan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky nang x hoi. ((hieu va) OR (hieu qua)) cac lo va thanh phan cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang x hoi. ((hieu va) or (hieu qua)) cac lo va thanh phan cua tre*.