Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua triet » cua viet, su triet, va triet
van nhan » van phan, danh nhan, van khanh
thu van » thuc van, thuy van, tu van
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu van ky dang ha noi. hieu ve cham soc ((van nhan) or (van thanh)) viec cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu van ky dang ha noi. hieu ve cham soc ((van nhan) OR (van thanh)) viec cua triet.
• Adding a wildcard symbol may retrieve word variants: thu van ky dang ha noi. hieu ve cham soc ((van nhan) or (van thanh)) viec cua triet*.