Perhaps you should try some spelling variations:
thep thiet » thep viet, thuyet thiet
thiet dong » nhiet dong, thuyet dong, thien cong
hanh trinh » canh tranh, hanh chinh
trinh qua » trinh quan, trinh cua, trinh quang
dung cong » dung trong
qua dung » quang dung, su dung, qua song
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thep thiet dong - hanh trinh qua dung cong ty ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thep thiet dong - hanh trinh qua dung cong ty ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: thep thiet dong - hanh trinh qua dung cong ty ((toan cao) or (van ban))*.