Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh rung » thanh trung, thanh tung, thanh hung
khang chan » khang chien, quang chan
hoc thieu » toc thieu, hoc hien
tac khang » tan khang, tao khang, bach khang
rung hoc » trung hoc, dung hoc, vung hoc
dan cong » dang cong, van cong, dan dong
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh rung hoc dan cong tac khang chan~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh rung hoc dan cong tac khang chan*.