Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » hanh chinh
nhung dong » nhung don, nhung cong, nhung dung
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
dong von » dung von, dong co, dong hoc
ngan » nganh, nhan

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 trinh) or (canh tranh)) cua nhung dong von tai ngan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh trinh) OR (canh tranh)) cua nhung dong von tai ngan.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh trinh) or (canh tranh)) cua nhung dong von tai ngan*.