Perhaps you should try some spelling variations:
cong nguong » cong nguon, cong thuong, cong luong
nguong dan » huong dan
tran manh » tran minh, tran thanh, tran van
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan

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 - anh tang cua cong nguong dan ((thanh san) or (tran manh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - anh tang cua cong nguong dan ((thanh san) OR (tran manh)).
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - anh tang cua cong nguong dan ((thanh san) or (tran manh))*.