Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
tran tuan » tran xuan, tran quang, tran thanh
bang cong » dang cong, bang song, hang cong
cong doan » cong dan, cong hoan, dong doanh
theo chu » theo chieu, chao chu, theo yeu
doan van » doan va, hoang van, luan van
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: ((theo chu) OR (cho chu)) xanh - hanh ((trung tuan) or (tran tuan)) bang cong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (cho chu)) xanh - hanh ((trung tuan) OR (tran tuan)) bang cong doan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) OR (cho chu)) xanh - hanh ((trung tuan) or (tran tuan)) bang cong doan van ban".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) OR (cho chu)) xanh - hanh ((trung tuan) or (tran tuan)) bang cong doan van ban*.