Perhaps you should try some spelling variations:
song thuong » cong thuong, dong thuong, thong thuong
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
thuong van » thong van, truong van, thuong va
mot chieu » doi chieu, ho chieu
trung qua » trung quan, trong qua, trung cua
ban cao » bao cao, ban can, ban co

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) xanh - thanh trung qua song thuong van ban cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) xanh - thanh trung qua song thuong van ban cao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) xanh - thanh trung qua song thuong van ban cao*.