Perhaps you should try some spelling variations:
hanh trong » anh trong, hinh trong, chinh trong
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
cong van » cong vang, cong san, song van
van phan » van phong, van thanh, luan phan
phan tai » pham tai, nhan tai, phan thi
ca dung » cao dung, cap dung, ca nung
cu dung » su dung, cau duong, duc dung

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 - ((hanh trong) or (hanh trang)) ((ca dung) OR (cu dung)) cong van phan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh trong) OR (hanh trang)) ((ca dung) OR (cu dung)) cong van phan tai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh trong) or (hanh trang)) ((ca dung) OR (cu dung)) cong van phan tai".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh trong) or (hanh trang)) ((ca dung) OR (cu dung)) cong van phan tai*.