Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
tong duong » tuong duong, thong duong, dong duong
duong manh » duong van
hoc thieu » hoc hien
lang suat » nang suat, cong suat, ung suat
suat tong » suat thong, suat trong, suat tang
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) manh - nhanh lang suat tong duong manh toan ban~.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) manh - nhanh lang suat tong duong manh toan ban*.