Perhaps you should try some spelling variations:
hanh thang » nhanh thang, thanh thang, hanh trang
hieu nganh » vien nganh, hiem ngan, hieu manh
hieu lang » chieu sang, hieu quang, nhieu tang
thang cua » thong cua, hang cua, than cua
sang than » cang thang, dang thanh, sang tao
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu nganh) or (hieu lang)) - hanh thang cua ((dung cong) OR (dung trong)) sang than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu nganh) OR (hieu lang)) - hanh thang cua ((dung cong) OR (dung trong)) sang than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu nganh) or (hieu lang)) - hanh thang cua ((dung cong) OR (dung trong)) sang than cao".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu nganh) or (hieu lang)) - hanh thang cua ((dung cong) OR (dung trong)) sang than cao*.