Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
trinh han » trinh quan
cong tinh » cong trinh, cong vinh, cong thanh
long tinh » trong tinh, luong tin, dong tin
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap
han ban » hang ban, van ban, can 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 - hanh trinh han ban ((cong tinh) or (long tinh)) ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trinh han ban ((cong tinh) OR (long tinh)) ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trinh han ban ((cong tinh) or (long tinh)) ((toan tai) or (toan cao))*.