Perhaps you should try some spelling variations:
thanh tung » thanh cong
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
dien tinh » diep tinh, bien tinh, dien hinh
tung tuan » trung tuan, hung tuan, quang tuan
cong dan » cong san, cong tan, huong dan
chan cap » khan cap, cao cap, phan cac
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: co dien tinh - thanh tung tuan nhung cong dan ((chan cap) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "co dien tinh - thanh tung tuan nhung cong dan ((chan cap) OR (than cap))*".