Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
trung hat » trung nhat, trung phat, trung ha
hat trong » chat trong, nhat trong, vat trong
tan than » tan thanh, tan tran, tam than
ban than » ban thanh, van thanh, ban hang

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 trung hat trong cong ((tan than) OR (ban than)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh trung hat trong cong ((tan than) OR (ban than)) cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung hat trong cong ((tan than) OR (ban than)) cau*.