Perhaps you should try some spelling variations:
dung thanh » duong thanh, dong thanh, dang thanh
dung thang » hung thang, cung thang, dung thuong
khong cong » thong cong, khong cang, chong cong
theo phap » thi phap
phap tinh » phap sinh, phap tieng, phap tang
cong dan » cong san, cong tan, huong dan
ca cac » cua cac, va cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo phap tinh - thanh ((dung thanh) or (dung thang)) khong cong dan ca cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo phap tinh - thanh ((dung thanh) OR (dung thang)) khong cong dan ca cac.
• Adding a wildcard symbol may retrieve word variants: theo phap tinh - thanh ((dung thanh) or (dung thang)) khong cong dan ca cac*.