Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
chong gian » khong gian, thong giao, phong giao
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
con gian » don gian, con giap, chon giai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) OR (chieu sang)) - thanh trung cua nhung ((chong gian) or (con gian)) nhu cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - thanh trung cua nhung ((chong gian) OR (con gian)) nhu cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sang)) - thanh trung cua nhung ((chong gian) or (con gian)) nhu cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sang)) - thanh trung cua nhung ((chong gian) or (con gian)) nhu cau*.