Perhaps you should try some spelling variations:
trinh luan » trinh luat, trinh quan, trinh han
hang cong » dang cong, hang nong, bang cong
chao chu » cho chu, cua chu, cao cho
chu bang » thu bang, chuc nang, chu quang
tinh cua » trinh cua, sinh cua, tinh chat
cong dan » cong san, cong tan, huong dan
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: chao chu bang - thanh ((tinh cua) or (trinh luan)) hang cong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu bang - thanh ((tinh cua) OR (trinh luan)) hang cong dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: chao chu bang - thanh ((tinh cua) or (trinh luan)) hang cong dan ((toan tap) or (toan ban))*.