Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dang cong » dung cong
trinh van » trinh han, trinh quan, trinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
cua dang » cua cong, cua ban
ho lieu » so lieu, co lieu, ho kieu
so dieu » bo dieu, hoc dieu

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

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