Perhaps you should try some spelling variations:
trong trinh » trong tinh, trang trinh, trong thinh
cong trong » cong thuong, duong trong, cong trinh
chieu xanh » chieu sach, chieu sang, chieu tinh
thieu anh » thien anh, thien danh, thieu nhi
anh bang » anh hoang, anh quang, tinh bang
bang cua » ban cua, mang cua, hang cua
san cao » san cho, san bao, nang cao
san co » ban co, sang cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu anh) or (chieu xanh)) - anh bang cua cong trong trinh ((san cao) or (san co))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu anh) OR (chieu xanh)) - anh bang cua cong trong trinh ((san cao) OR (san co)).
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu anh) or (chieu xanh)) - anh bang cua cong trong trinh ((san cao) or (san co))*.