Perhaps you should try some spelling variations:
nhanh huong » nhanh chuong, thanh huong, nhanh hung
theo chieu » theo tieu, theo chu, thi chieu
nhanh hong » nhanh chong, nhanh dong, nhanh song
dong cong » duong cong, dung cong, dang cong
trinh han » trinh quan
ho chieu » hoc thieu, doi chieu, mot chieu
cua dong » chua dong, cua cong, cua dang
han cao » han cho, han gao, hoang cao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) tinh - ((nhanh huong) OR (nhanh hong)) cua dong cong trinh han cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) tinh - ((nhanh huong) or (nhanh hong)) cua dong cong trinh han cao~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) tinh - ((nhanh huong) or (nhanh hong)) cua dong cong trinh han cao*.