Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh manh » lanh manh, canh tranh, cach mang
hieu cach » chieu sach, hieu ca, biet cach
cua nhung » va nhung
cong vinh » cong trinh, trong vinh, cong viec
vinh toan » tinh toan, hinh toan, minh toan
hieu cac » hieu luc, hieu va, hieu van
manh cua » doanh cua, ban cua
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 ((hieu cach) or (hieu cac)) - canh manh cua nhung cong vinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu cach) OR (hieu cac)) - canh manh cua nhung cong vinh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu cach) or (hieu cac)) - canh manh cua nhung cong vinh toan cao*.