Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
quang tuan » quang thanh, quan luan, quang cua
dong trong » duong trong, dung trong, cong trong
tuan dong » tuan duong, quan dong, luan dong
trong tan » trong quan, trong cac, trong ca
tran ban » tranh ban, tran van, 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: doc ((chieu sang) or (chieu xanh)) - tinh quang tuan dong trong tan tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu sang) OR (chieu xanh)) - tinh quang tuan dong trong tan tran ban.
• Adding a wildcard symbol may retrieve word variants: doc ((chieu sang) or (chieu xanh)) - tinh quang tuan dong trong tan tran ban*.