Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » canh tranh
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
van hang » van khang, van hoang, van thang
toan tai » toan tap, doanh tai, toan ban
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 trinh) or (hanh chinh)) van hang cong ty ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh trinh) OR (hanh chinh)) van hang cong ty ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh trinh) or (hanh chinh)) van hang cong ty ((toan tai) or (toan cao))*.