Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
va thanh » gia thanh, ban thanh, va tinh
vai cua » dai cua, hai cua, lai cua
ky dang » ky nang, ky danh
va tham » van tham, va cham, va thuat
ky lang » ky nang, ky tang, tay lang
va hanh » van hanh, va danh, ban hanh
te cac » tu cac, ve cac, te cao
soc va » hoc va, loc va, doc va
ha hoi » hoa hoi, ha noi, xa hoi
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ((ky lang) or (ky dang)) ha hoi. hieu ((va tham) OR (va thanh)) soc va hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ((ky lang) OR (ky dang)) ha hoi. hieu ((va tham) OR (va thanh)) soc va hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cac ((ky lang) or (ky dang)) ha hoi. hieu ((va tham) OR (va thanh)) soc va hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: te cac ((ky lang) or (ky dang)) ha hoi. hieu ((va tham) OR (va thanh)) soc va hanh vai cua te*.