Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh dinh » thanh dinh, hinh dinh, hanh tinh
cua nhung » va nhung
thong van » thong va, thong quan, truong van
trong van » trong cac
dinh cua » dinh cuu, sinh cua, dinh cu
hong van » hoang van, phong van, song van
toan cao » toan ban, toan tap

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 dinh cua nhung ((hong van) or (((thong van) OR (trong van)))) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh dinh cua nhung ((hong van) OR (((thong van) OR (trong van)))) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh dinh cua nhung ((hong van) or (((thong van) OR (trong van)))) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh dinh cua nhung ((hong van) or (((thong van) OR (trong van)))) toan cao*.