Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong nang » cong ngang, cong lang, cong nong
nang quan » ban quan, nang suat
quan dau » quan cau, qua dau, quan dac

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 (hoc hien)) sach - thanh trung cua nhung cong nang quan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) sach - thanh trung cua nhung cong nang quan dau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) sach - thanh trung cua nhung cong nang quan dau*.