Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hien xanh » hien hanh, hien nhanh, chieu xanh
tranh cac » trinh cac, thanh cac, tranh cai
cac thong » cac phong, cac tuong, tac thong
gian cham » gian cua, gian cac, gian ha
cong dan » cong san, cong tan, huong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - canh tranh cac thong cong dan gian cham~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - canh tranh cac thong cong dan gian cham*.