Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
thanh tay » thanh tai, thanh toan, thanh thuy
van thong » van thuong, van phong, va thong
hanh tam » thanh tam, nhanh tam, hanh tram
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (doi chi)) xanh - ((hanh tam) or (thanh tay)) van thong cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chi)) xanh - ((hanh tam) OR (thanh tay)) van thong cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chi)) xanh - ((hanh tam) or (thanh tay)) van thong cong tac toan tap*.