Perhaps you should try some spelling variations:
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
hoc dieu » hoc thieu, hoc hien
doc hieu » toc thieu, hoc thieu, hoc hien
manh cua » doanh cua, ban cua
cong van » cong san, song van, cong tan
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 dieu) or (doc hieu)) nganh - hanh manh cua nhung ((cong van) or (cong vang)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc dieu) OR (doc hieu)) nganh - hanh manh cua nhung ((cong van) OR (cong vang)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc dieu) or (doc hieu)) nganh - hanh manh cua nhung ((cong van) or (cong vang)) toan cau*.