Perhaps you should try some spelling variations:
thanh trung » thanh tung
thien dang » thien bang, thien danh, thien nang
toc thien » toc thieu, ton thien, duoc thien
trung dan » trung dai, tung dan, trung van
tdung dat » trung dai, vung dat, dong dat
dan dung » van dung, tin dung, ap dung
dung dat » dung va, dung tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thien dang - thanh trung dan dung ((tdung dat) or (dung dat)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thien dang - thanh trung dan dung ((tdung dat) OR (dung dat)) phan tu.
• Adding a wildcard symbol may retrieve word variants: toc thien dang - thanh trung dan dung ((tdung dat) or (dung dat)) phan tu*.