Perhaps you should try some spelling variations:
khong trong » khoang trong, thong trong, phong trong
canh doanh » hanh doanh, chinh doanh, doanh doanh
trong tinh » truong tinh, trong kinh, trong sinh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua khong » hua khong, cua phuong, cua thuong
toan ban » van ban
doi chi » doi khi

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) or (doi chi)) sang - canh doanh cua khong trong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chi)) sang - canh doanh cua khong trong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chi)) sang - canh doanh cua khong trong tinh toan ban*.