Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh lai » hanh lam, hanh tai, thanh lap
vu sach » vu bach, su sach, vu khach
lang xa » lang ha, dang xay, lang van
dan cac » dan cach, dang cac, dan ca
van hac » van hoc, van ha, van hai
xuc van » duc van, luc van, vuc van
lai cua » dai cua, hai cua, lai chau
y lang » o lang, _ lang, tay lang
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: vu sach y lang xa hoi. thien ((dan cac) or (van hac)) xuc van hanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y lang xa hoi. thien ((dan cac) OR (van hac)) xuc van hanh lai cua te.
• Adding a wildcard symbol may retrieve word variants: vu sach y lang xa hoi. thien ((dan cac) or (van hac)) xuc van hanh lai cua te*.