Perhaps you should try some spelling variations:
thien tinh » khien tinh, thien minh, tien tinh
hanh trinh » canh tranh
hoc thien » hoc hien, hoc thieu, hoc thiet
dung cong » dung trong
van dung » van dong, xay dung, tin dung
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 thien tinh - ((hanh trinh) or (hanh chinh)) van dung cong ty ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien tinh - ((hanh trinh) OR (hanh chinh)) van dung cong ty ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thien tinh - ((hanh trinh) or (hanh chinh)) van dung cong ty ((toan tai) or (toan cao))*.