Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
dieu danh » dieu hanh, tieu danh, dia danh
doanh cua » doanh luan
van nhanh » van thanh, van hanh, van khanh
nhanh cau » nhanh cay, thanh chau, nhanh ha
hoc dieu » hoc thieu, hoc hien
doanh va » doan va, doanh tai, hanh va
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 dieu danh - canh ((doanh va) OR (doanh cua)) nhung cong van nhanh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc dieu danh - canh ((doanh va) OR (doanh cua)) nhung cong van nhanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc dieu danh - canh ((doanh va) OR (doanh cua)) nhung cong van nhanh cau*.