Perhaps you should try some spelling variations:
nhanh lang » nhanh thang, nhan dang, nhanh dong
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
chu xanh » chu manh, chieu xanh, chua xang
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu xanh - ((nhanh lang) OR (nhanh quang)) cua thong cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu xanh - ((nhanh lang) OR (nhanh quang)) cua thong cong dan ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu xanh - ((nhanh lang) OR (nhanh quang)) cua thong cong dan ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - ((nhanh lang) OR (nhanh quang)) cua thong cong dan ((toan cau) or (toan cao))*.