Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
trinh nhan » trinh han, trinh phan, trinh nha
luc phuong » cuc phuong, luan phuong, duoc phuong
cong thanh » dong thanh, cong trinh, cong tan
thanh pham » thanh phan, thanh pho, thanh hai
nhan luc » nang luc
pham cac » phan cac, pham ca, pham can

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) OR (chieu sang)) - trinh nhan luc phuong cong thanh pham cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - trinh nhan luc phuong cong thanh pham cac".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) OR (chieu sang)) - trinh nhan luc phuong cong thanh pham cac*.