Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thang cua » thong cua, hang cua, than cua
trung cua » truong cua, trung tuan, trung cap
hoc dieu » hoc thieu, hoc hien
cong van » cong vang, cong san, song van
van tay » van tai, van tan, van tam
tay cao » tao cao, tay co, toan cao

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 hanh - hanh ((thang cua) or (trung cua)) nhung cong van tay cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - hanh ((thang cua) OR (trung cua)) nhung cong van tay cao.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh ((thang cua) or (trung cua)) nhung cong van tay cao*.