Perhaps you should try some spelling variations:
ngang nhanh » nang thanh, nhan nhanh, nganh thanh
theo chieu » theo tieu, theo chu, thi chieu
cong ngang » cong nhan, cong quang, cong lang
anh trong » anh thuong, dinh trong, lang trong
nhanh cay » nhanh ha, nhanh bac, nhanh va
ho chieu » hoc thieu, doi chieu, mot chieu
nam dang » nam dan, nam danh, nam lang
nam dong » lam dong, nam trong, nam phong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) OR (ho chieu)) sang - anh trong ((nam dang) or (nam dong)) cong ngang nhanh cay~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sang - anh trong ((nam dang) OR (nam dong)) cong ngang nhanh cay.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) sang - anh trong ((nam dang) or (nam dong)) cong ngang nhanh cay".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) sang - anh trong ((nam dang) or (nam dong)) cong ngang nhanh cay*.