Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
hien manh » hien hanh, tien manh, hieu manh
chung cua » chung cu, dung cua, huong cua
van thanh » ban thanh, van tuan
thanh cao » thanh ca, thanh cac, thanh thao
hung cua » huong cua, khung cua, dung cua
cong van » cong vang, cong san, song van

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 manh - manh ((hung cua) or (chung cua)) khong cong van thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - manh ((hung cua) OR (chung cua)) khong cong van thanh cao.
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - manh ((hung cua) or (chung cua)) khong cong van thanh cao*.