Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
tieu xanh » tieu danh, chieu xanh, dieu hanh
mang cua » dung cua, ban cua, cong cua
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
dan thi » dang thi, tran thi, dinh thi
thi cao » thai cao, thi hao, thi bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - hanh ((mang cua) or (manh cua)) phung cong dan thi cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh ((mang cua) OR (manh cua)) phung cong dan thi cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((mang cua) or (manh cua)) phung cong dan thi cao*.