Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
doanh nang » doanh sang, doanh nhung, doanh quang
thuong dan » thuong han, thuong dam, thuong lan
hoc thieu » toc thieu, hoc hien
luc cong » luoc cong, duc cong, luc dong
khan cap » khan ap, than cap, khoan cam

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 - doanh nang luc cong ((thuong dan) OR (huong dan)) khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - doanh nang luc cong ((thuong dan) OR (huong dan)) khan cap".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - doanh nang luc cong ((thuong dan) OR (huong dan)) khan cap*.