Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong lang » cong vang, cong luong, cong quang
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - hanh tranh cua nhung ((((cong van) or (cong lang))) or (song van)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh tranh cua nhung ((((cong van) OR (cong lang))) OR (song van)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh tranh cua nhung ((((cong van) or (cong lang))) or (song van)) toan cao*.