Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
trinh quan » tinh quang, trinh luat, trinh han
hoc thieu » toc thieu, hoc hien
tinh quan » tinh quang, tin quan, sinh quan
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
toan cau » toan cao, toan ban, toan tap

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 xanh - canh ((tinh quan) or (trinh quan)) dung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((tinh quan) OR (trinh quan)) dung cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh ((tinh quan) or (trinh quan)) dung cong tinh toan cau*.