Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
cong vinh » cong trinh, trong vinh, cong viec
vinh toan » tinh toan, hinh toan, minh toan
tinh cua » trinh cua, tinh chat, tranh cua
sinh cua » manh cua, dinh cuu, sinh va
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 ((tinh cua) or (sinh cua)) nhung cong vinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((tinh cua) OR (sinh cua)) nhung cong vinh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((tinh cua) or (sinh cua)) nhung cong vinh toan cao*.