Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
trinh van » trinh han, trinh quan, trinh toan
hoc diep » hoc dieu, hong diep, ngoc diep
trinh va » trinh vat, trinh ve, trinh vi
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 diep tinh - hanh ((trinh va) or (trinh van)) nhung cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc diep tinh - hanh ((trinh va) OR (trinh van)) nhung cong thanh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc diep tinh - hanh ((trinh va) or (trinh van)) nhung cong thanh toan cao*.