Perhaps you should try some spelling variations:
than thuong » thanh thuong, phan thuong, han thuong
thanh trung » thanh tung
thuong nhan » thuong han, thong nhan, thuong nhat
chieu sang » chieu sach, chieu xanh, hieu lang
trung than » trung thanh, trung thang, trung tuan
hieu van » hieu va, thien van, lieu va
nhan van » nhan dan, nhan va, phan van
van chat » cao chat
van van » van ban, tan van, san van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (hieu van)) - thanh trung than thuong nhan van van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu van)) - thanh trung than thuong nhan van van chat*.