Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, mot chieu
cao trong » cao truong, cay trong, tao trong
tung cao » nung cao, truong cao, trung cap
cong van » cong vang, cong san, song van
van quan » van ban
quan ha » quan he

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh tung cao trong cong van quan ha~.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh tung cao trong cong van quan ha*.