Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
cong ngang » cong nhan, cong quang, cong lang
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
ngang ban » nang ban, hang ban, quang ban
chinh su » chinh phu, chinh ta, chinh va
ban banh » ban hanh, ban anh, ban danh

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 (theo chieu)) sach - hanh ((chinh su) or (hinh su)) dung cong ngang ban banh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) sach - hanh ((chinh su) OR (hinh su)) dung cong ngang ban banh.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) sach - hanh ((chinh su) or (hinh su)) dung cong ngang ban banh*.