Perhaps you should try some spelling variations:
ngang toan » nganh toan, dang toan, quang toan
cong ngang » cong nhan, cong quang, cong lang
hoc thieu » toc thieu, hoc hien
hanh tran » hanh trang, thanh tran, hanh tram
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, doi chieu, mot chieu
tran van » luan van
toan ban » van ban

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 (ho chieu))) or (theo tieu)) xanh - hanh tran van dong cong ngang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thieu) OR (ho chieu))) OR (theo tieu)) xanh - hanh tran van dong cong ngang toan ban.
• Adding a wildcard symbol may retrieve word variants: ((((hoc thieu) or (ho chieu))) or (theo tieu)) xanh - hanh tran van dong cong ngang toan ban*.