Perhaps you should try some spelling variations:
tay lang » tai lang, tay tang, tay quang
van hanh » van thanh, ban hanh, van anh
hanh tai » thanh tai, hang tai, han tai
te sach » toc sach
xuc van » duc van, luc van, vuc van
tai cua » thai cua, tai cuc, tri cua
va cam » va cham, va cao, va cai
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 sach ((tay lang) or (_ land)) xa hoi. hieu ((va cam) or (va cac)) xuc van hanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tay lang) OR (_ land)) xa hoi. hieu ((va cam) OR (va cac)) xuc van hanh tai cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ((tay lang) or (_ land)) xa hoi. hieu ((va cam) or (va cac)) xuc van hanh tai cua te*.