Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trong » hanh trang, hinh trong, chinh trong
cong ngang » cong nhan, cong quang, cong lang
anh trong » anh thuong, dinh trong, lang trong
dung cong » dung trong
ngang tan » nganh toan, nang tai, nang tao
cua dung » cua dang, cua dong, qua dung
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 trong) or (anh trong)) cua dung cong ngang tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((hanh trong) OR (anh trong)) cua dung cong ngang tan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - ((hanh trong) or (anh trong)) cua dung cong ngang tan cau*.