Perhaps you should try some spelling variations:
thanh tung » thanh cong
tuan nhung » quan nhung, tuan hung, thuat nhung
tung tuan » trung tuan, hung tuan, quang tuan
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
ho lieu » co lieu, ho kieu, ho chieu
so lieu » so dieu
khan ap » khan cap, han ap, khan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho lieu) or (so lieu)) tinh - thanh tung tuan nhung ((cong tan) OR (cong san)) khan ap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho lieu) OR (so lieu)) tinh - thanh tung tuan nhung ((cong tan) OR (cong san)) khan ap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho lieu) or (so lieu)) tinh - thanh tung tuan nhung ((cong tan) OR (cong san)) khan ap".
• Adding a wildcard symbol may retrieve word variants: ((ho lieu) or (so lieu)) tinh - thanh tung tuan nhung ((cong tan) OR (cong san)) khan ap*.