Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trinh » canh tranh, hanh chinh
cong ngang » cong nhan, cong quang, cong lang
anh trong » anh thuong, dinh trong, lang trong
dong cong » duong cong, dung cong, dang cong
ngang tan » nganh toan, nang tai, nang tao
cua dong » chua dong, cua cong, cua dang
tan cau » toan cau, van cau, tan ca

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien nhanh - ((hanh trinh) or (anh trong)) cua dong cong ngang tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((hanh trinh) OR (anh trong)) cua dong cong ngang tan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - ((hanh trinh) or (anh trong)) cua dong cong ngang tan cau*.