Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
trung thao » trung thanh, trung thang, trung thuoc
thao duong » hai duong, thuy duong, tuan duong
duong cong » dung cong, luong cong, duong trong
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » hoc thieu, doi chieu, mot chieu
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: ((ho chieu) or (theo chieu)) xanh - thanh trung thao duong cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - thanh trung thao duong cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - thanh trung thao duong cong tinh toan cao*.