Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
hanh hang » thanh hang, hang hang, hanh han
ca nhung » cua nhung, cam nhung, va nhung
cong van » cong vang, cong san, song van
toan cao » toan ban
toan tap » toan ban
hang ca » hang va, nang cao, hang tai

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 (toc thieu)) cach - hanh hang ca nhung cong van ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) cach - hanh hang ca nhung cong van ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) cach - hanh hang ca nhung cong van ((toan cao) or (toan tap))*.