Perhaps you should try some spelling variations:
thuong luong » theo luong, cong luong, thong thuong
lan thuong » han thuong, lan phuong, hang thuong
hoc thieu » toc thieu
hanh dung » thanh dung, anh dung, hanh dong
doc hieu » toc thieu
dung lan » dung luan, dung land, dung lam
luong va » dung va
toan cau » toan cao, toan ban, toan tap
va toan » van toan, bai toan, tap toan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doc hieu) OR (hoc hien))) or (hoc thieu)) tinh - hanh dung lan thuong luong va toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doc hieu) OR (hoc hien))) OR (hoc thieu)) tinh - hanh dung lan thuong luong va toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((doc hieu) OR (hoc hien))) or (hoc thieu)) tinh - hanh dung lan thuong luong va toan cau".
• Adding a wildcard symbol may retrieve word variants: ((((doc hieu) OR (hoc hien))) or (hoc thieu)) tinh - hanh dung lan thuong luong va toan cau*.