Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
thong san » thong sang, trong san, thong van
manh cua » doanh cua, ban cua
tang cua » mang cua, hang cua, tang luan
san ban » sang ban, van ban, can ban
ban tu » van tu

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 ((manh cua) or (tang cua)) thong thong san ban tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((manh cua) OR (tang cua)) thong thong san ban tu*.