Perhaps you should try some spelling variations:
dung luong » dung thuong, dung phuong, dung truong
hoc thieu » toc thieu, hoc hien
luong van » luong va, duong van, luong vat
ho chieu » theo chieu, doi chieu, mot chieu
chinh va » chinh ta, chinh tai, hanh va
tuan tai » toan tai, quan tai, tuan tuoi
va dung » van dung, va duong, vat dung
tan tai » toan tai, tang tai, van tai

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 (hoc thieu)) xanh - hanh chinh va dung luong van ((tuan tai) or (tan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - hanh chinh va dung luong van ((tuan tai) OR (tan tai)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - hanh chinh va dung luong van ((tuan tai) or (tan tai))*.