Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
trinh quan » tinh quang, trinh han
phuong lan » phuong la, thuong lan, phuong linh
lan than » ban than, van than, dan than
than cau » toan cau, phan cau, than cap

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 xanh) or (chieu sang)) - hanh ((trinh quan) OR (trinh luat)) dung phuong lan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sang)) - hanh ((trinh quan) OR (trinh luat)) dung phuong lan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chieu sang)) - hanh ((trinh quan) OR (trinh luat)) dung phuong lan than cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sang)) - hanh ((trinh quan) OR (trinh luat)) dung phuong lan than cau*.