Perhaps you should try some spelling variations:
trung cong » truong cong, trong cong, trung uong
hoc thieu » toc thieu, hoc hien
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua trung » cua truong, xuan trung, cua nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong san » cong tac
toan cao » toan ban
toan tap » toan ban
doi chi » doi khi

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) or (doi chi)) xanh - hanh tinh cua trung cong san ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chi)) xanh - hanh tinh cua trung cong san ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chi)) xanh - hanh tinh cua trung cong san ((toan cao) or (toan tap))*.