Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
cua khong » hua khong, cua phuong, cua thuong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan ban » van ban

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 ((suat thong) or (cua khong)) cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh trinh ((suat thong) OR (cua khong)) cong van toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh trinh ((suat thong) or (cua khong)) cong van toan ban*.