Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
chu xanh » chu manh, chieu xanh, chua xang
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (ho manh)) - anh nang cua thong cong dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (ho manh)) - anh nang cua thong cong dan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (ho manh)) - anh nang cua thong cong dan ((toan cao) or (toan ban))*.