Perhaps you should try some spelling variations:
thanh trung » thanh tung
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cap » truong cao, trung tam
cong vang » cong lang, cong quang, cong ngang
cap dung » ap dung, cao dung, chan dung
cong van » cong san, song van, cong tan
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh trung cap dung ((cong van) or (cong vang)) ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung cap dung ((cong van) OR (cong vang)) ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung cap dung ((cong van) or (cong vang)) ((toan tai) or (toan tap))*.