Perhaps you should try some spelling variations:
ngang chuan » zhang chuan
thieu xanh » chieu xanh, hieu manh, thien anh
trinh quan » tinh quang, trinh luat, trinh han
cong ngang » cong nhan, cong quang, cong lang
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh luan
chuan ha » chuan he, quan ha, chuan bi

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((trinh cua) OR (trinh quan)) trong cong ngang chuan ha~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trinh cua) OR (trinh quan)) trong cong ngang chuan ha*.