Perhaps you should try some spelling variations:
trinh quan » tinh quang, trinh luat, trinh han
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trinh vat » trinh van, trinh luat, sinh vat
tinh cua » trinh cua, sinh cua, tinh chat
vat ban » van ban, va ban, vat ran

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 - hanh ((tinh cua) or (trinh quan)) ((phong chong) or (thong thong)) trinh vat ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((tinh cua) OR (trinh quan)) ((phong chong) OR (thong thong)) trinh vat ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((tinh cua) or (trinh quan)) ((phong chong) or (thong thong)) trinh vat ban*.