Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thong cong » trong cong, tong cong, thong thong
hanh phan » thanh phan, anh phan, hanh han
chi sang » chi lang, chieu sang, chi chang
va thong » va thuong, va phuong, he thong
cong tac » cong ty
toan cau » toan cao, toan ban, toan tai
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: doi chi sang - ((thanh thang) or (hanh phan)) va thong cong tac ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sang - ((thanh thang) OR (hanh phan)) va thong cong tac ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi chi sang - ((thanh thang) or (hanh phan)) va thong cong tac ((toan cau) or (toan tap))*.