Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh thong » anh thong, hanh trong, hang thong
dung quang » dang quang, dung quan, luong quang
hoc thieu » toc thieu, hoc hien
dung dung » ung dung, dung ung, dung dong
thanh tam » thanh tay, thanh nam, thanh toan
thanh tai » thanh hai, thanh toan, doanh tai
thong su » thong tu, thong cua, thong qua

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 - hanh thong su dung dung quang ((thanh tam) or (thanh tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh thong su dung dung quang ((thanh tam) OR (thanh tai)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh thong su dung dung quang ((thanh tam) or (thanh tai))*.