Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
quang tuan » quang thanh, quan luan, quang cua
tien hanh » tien thanh, tien anh, tien manh
hien hanh » dieu hanh
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) OR (hien hanh)) - thanh ((trung tuan) or (quang tuan)) phuong hoang van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tien hanh) OR (hien hanh)) - thanh ((trung tuan) OR (quang tuan)) phuong hoang van tan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tien hanh) OR (hien hanh)) - thanh ((trung tuan) or (quang tuan)) phuong hoang van tan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((tien hanh) OR (hien hanh)) - thanh ((trung tuan) or (quang tuan)) phuong hoang van tan ban*.