Perhaps you should try some spelling variations:
nhung thong » chung thong, nhung chong, nhung phong
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh sinh » hanh dinh, hinh sinh, hanh chinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
thong van » trong van, thong va, thong quan
toan cao » toan tap
toan ban » van ban

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 sinh) or (hanh tinh)) cua nhung thong van ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh sinh) OR (hanh tinh)) cua nhung thong van ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh sinh) or (hanh tinh)) cua nhung thong van ((toan cao) or (toan ban))*.