Perhaps you should try some spelling variations:
nhung dung » phuong dung, ung dung, thong dung
doi chieu » doc hieu, doi chi, mot chieu
canh hanh » xanh hanh, canh tranh, danh thanh
dung dong » dung cong, vung dong, dung trong
dong phan » dung phan, cong phan, dong chan
ho chieu » theo chieu, hoc thieu, mot chieu
phan cau » phan dau, phan cac, phan tu
hanh va » hang va, hanh vi

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 (doi chieu)) xanh - canh hanh va nhung dung dong phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - canh hanh va nhung dung dong phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - canh hanh va nhung dung dong phan cau*.