Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung trien » trung tren, trung triet, trung truyen
chieu sang » chieu sach, chieu xanh, hieu lang
trien cong » thien cong
cong luong » cong thuong, nang luong, cong dong
toc chieu » toc thieu, doc hieu, hoc thieu
luong va » dung va
phan lap » phan dau
phan van » pham van, thanh van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu sang - thanh trung trien cong luong va ((phan lap) or (phan van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu sang - thanh trung trien cong luong va ((phan lap) OR (phan van)).
• Adding a wildcard symbol may retrieve word variants: toc chieu sang - thanh trung trien cong luong va ((phan lap) or (phan van))*.