Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
cua thong » cua thuong, cua khong, cua tong
trinh han » trinh quan
ho chieu » theo chieu, hoc thieu, doi 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.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - hanh tranh ((cua thong) or (cua dong)) cong trinh han cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh tranh ((cua thong) OR (cua dong)) cong trinh han cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh tranh ((cua thong) or (cua dong)) cong trinh han cao*.