Perhaps you should try some spelling variations:
tthanh trung » thanh tung, thanh trang, hanh trang
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
ung luong » dung luong, hung luong, nang luong
ho chieu » theo chieu, doi chieu, mot chieu
luong va » dung va
than cau » toan cau, phan cau, than cap
va than » va thanh, van than, va phan

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) or (hoc thieu)) xanh - ((thanh trung) or (tthanh trung)) dap ung luong va than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - ((thanh trung) OR (tthanh trung)) dap ung luong va than cau*.