Perhaps you should try some spelling variations:
thanh hung » thanh huong, thanh tung, thanh trung
hoc thanh » hoc nhanh, hoan thanh, hoc phan
cuu tong » cuu cong, cuu tinh, huu tung
hung hoc » chung hoc, khung hoc, nhung hoc
gian dan » gian lang
anh hoc » sinh hoc, benh hoc, hinh hoc
va gian » va gianh, van gian, va giai
te anh » te danh, tue anh, le anh
hoc xa » hoc ma

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te anh hoc tap, nghien ((cuu tong) OR (cua cong)) hoc thanh hung hoc xa hoi va gian dan~.
• Adding a wildcard symbol may retrieve word variants: te anh hoc tap, nghien ((cuu tong) or (cua cong)) hoc thanh hung hoc xa hoi va gian dan*.