Perhaps you should try some spelling variations:
vuong ngang » cong ngang, vuong hoang, duong ngan
thieu sach » chieu sach, thien hach, hieu cach
truong cao » truong dai
ngang toan » nganh toan, dang toan, quang toan
hoc thieu » toc thieu, hoc hien
trang cap » trung cap, trong cap, tranh chap
toan cau » toan cao, toan ban, toan tap

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 sach - hanh ((trang cap) or (truong cao)) hoang vuong ngang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh ((trang cap) OR (truong cao)) hoang vuong ngang toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh ((trang cap) or (truong cao)) hoang vuong ngang toan cau*.