Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
phuong van » phung van, phong van, phuong va
phuong lan » phuong la, thuong lan, phuong linh
hoc thieu » toc thieu, hoc hien
cua dung » cua dang, cua dong, cua rung
qua dung » quang dung, su dung, qua song
tuan cao » toan cao, juan cao, quang cao

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 doanh ((cua dung) or (qua dung)) ((phuong van) OR (phuong lan)) tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh doanh ((cua dung) OR (qua dung)) ((phuong van) OR (phuong lan)) tuan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - hanh doanh ((cua dung) or (qua dung)) ((phuong van) OR (phuong lan)) tuan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh doanh ((cua dung) or (qua dung)) ((phuong van) OR (phuong lan)) tuan cao*.