Perhaps you should try some spelling variations:
dung gian » duong gian, dung giao, dung giam
dieu soan » bien soan, dieu can, dien toan
binh van » dinh van, binh dan, binh tan
van gian » van giang, dan gian, van giao
viec dat » vien dai, vien da, viec lam
gian va » gian van, gian ve, gian ha
xu viec » cua viec, cuu viec
tin » tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tin dung gian va dieu soan ) or ( binh van gian xu viec dat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tin dung gian va dieu soan ) OR ( binh van gian xu viec dat )).
• Adding a wildcard symbol may retrieve word variants: (( tin dung gian va dieu soan ) or ( binh van gian xu viec dat ))*.