Perhaps you should try some spelling variations:
trang luan » tranh luan, trang tuan, truong luan
nhung cong » dung cong, thong cong, hang cong
tang luan » dung luan
cong tam » cong tac, cong tan, cong nam
tam than » ban than
than cao » toan cao, thai cao, than cap
ho lieu » so lieu, co lieu, ho chieu
ho kieu » so kieu, thi kieu, ho chieu

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 (ho kieu)) tinh - hanh ((trang luan) OR (tang luan)) nhung cong tam than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho lieu) OR (ho kieu)) tinh - hanh ((trang luan) OR (tang luan)) nhung cong tam than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho lieu) or (ho kieu)) tinh - hanh ((trang luan) OR (tang luan)) nhung cong tam than cao".
• Adding a wildcard symbol may retrieve word variants: ((ho lieu) or (ho kieu)) tinh - hanh ((trang luan) OR (tang luan)) nhung cong tam than cao*.