Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
cong dung » cuong dung, cong dong, cong luong
toan cao » 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 trinh vat nhung cong dung ((((toan ban) or (van ban))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh vat nhung cong dung ((((toan ban) OR (van ban))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh vat nhung cong dung ((((toan ban) or (van ban))) or (toan cao))*.