Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trang cua » tang cua, thang cua, trong cua
tranh cua » doanh cua, manh cua
trung cua » truong cua, trung tuan, trung cap
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan tu » phan tu, han tu, chon 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 ((((trang cua) OR (tranh cua))) or (trung cua)) nhung cong tan chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((((trang cua) OR (tranh cua))) OR (trung cua)) nhung cong tan chan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((((trang cua) OR (tranh cua))) or (trung cua)) nhung cong tan chan tu".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((((trang cua) OR (tranh cua))) or (trung cua)) nhung cong tan chan tu*.