Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu danh » dieu danh, tiep danh, thien danh
luong tai » dung tai, luong va
trinh va » trinh van, trinh vat, trinh ve
va thong » va thuong, va phuong, he thong
cong tac » cong ty
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 danh - hanh trinh va thong ((cong tac) or (luong tai)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu danh - hanh trinh va thong ((cong tac) OR (luong tai)) toan tap.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh trinh va thong ((cong tac) or (luong tai)) toan tap*.