Perhaps you should try some spelling variations:
hieu quang » thieu quang, hieu quan, diep quang
nang duong » nang luong, nang dong, tang duong
chinh cua » chinh ca, chinh sua, hinh cua
duong dao » dong dao, luong dao, truong dao
cua nang » chua nang, cua dang, cua hang
dao toan » bao toan, dan toan, dao hoan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: moi ((hieu quang) or (hieu qua)) - hanh chinh cua nang duong dao toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: moi ((hieu quang) OR (hieu qua)) - hanh chinh cua nang duong dao toan tap.
• Adding a wildcard symbol may retrieve word variants: moi ((hieu quang) or (hieu qua)) - hanh chinh cua nang duong dao toan tap*.