Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
lang van » dang van, tang van, hoang van
vu sach » vu bach, su sach, vu khach
van hai » van ha, van chat, van hanh
tai cua » thai cua, tai cuc, tri cua
va hanh » van hanh, va thanh, va danh
van cac » van hac, van cau, van bac
lang xa » lang ha, dang xay
luc va » duc va, tuc va, loc va
cua tu » cua tuc, cua su, cua cu

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 _ ((lang xa) or (lang van)) hoi. thien ((van cac) or (van hai)) luc va hanh tai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach _ ((lang xa) OR (lang van)) hoi. thien ((van cac) OR (van hai)) luc va hanh tai cua tu.
• Adding a wildcard symbol may retrieve word variants: vu sach _ ((lang xa) or (lang van)) hoi. thien ((van cac) or (van hai)) luc va hanh tai cua tu*.