Perhaps you should try some spelling variations:
thuoc trong » thuc trong, hoc trong, thuat trong
duc thuoc » dung thuoc, truc thuoc, duc thuong
trong van » trong cac
ho chieu » theo chieu, hoc thieu, mot chieu
nhan duc » nhan duoc, nhan luc, phan duc
van khan » van khanh, van khang, van phan
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: ((ho chieu) or (toc thieu)) tinh - doanh nhan duc thuoc trong van khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) tinh - doanh nhan duc thuoc trong van khan cap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) tinh - doanh nhan duc thuoc trong van khan cap*.