Perhaps you should try some spelling variations:
trung thanh » truong thanh
quang tuan » quang thanh, quan luan, quang cua
theo tien » theo tieu, thuc tien, theo tcvn
tien hanh » tien thanh, hien hanh, tien anh
hoang van » hang va
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang 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 tien hanh - thanh ((trung thanh) or (quang tuan)) phuong hoang van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tien hanh - thanh ((trung thanh) OR (quang tuan)) phuong hoang van tan ban.
• Adding a wildcard symbol may retrieve word variants: theo tien hanh - thanh ((trung thanh) or (quang tuan)) phuong hoang van tan ban*.