Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
trinh than » trinh thanh, trinh han, trinh toan
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
anh nang » ganh nang, anh bang, anh dang
cua dang » cua cong, cua ban
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (hoc thieu)) xanh - anh nang ((cua nhung) or (cua dang)) cong trinh than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - anh nang ((cua nhung) OR (cua dang)) cong trinh than cap.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - anh nang ((cua nhung) or (cua dang)) cong trinh than cap*.