Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
van thanh » ban thanh, van tuan
hieu vien » hieu hien, hieu viec, thieu nien
cau tren » cu tren, dau tren, ca tren
thai cau » thai cao, toan cau, thai van
vien cac » vien bach, vien dai, vien da
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
tu cach » tu cac
te sach » toc sach
o hoi » co hoi, o hoc, o hoa
o hai » co hai, so hai, o lai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (te sach)) ky nang ((o hoi) or (o hai)). hieu vien cac xuc van thanh thai cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) ky nang ((o hoi) OR (o hai)). hieu vien cac xuc van thanh thai cau tren.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (te sach)) ky nang ((o hoi) or (o hai)). hieu vien cac xuc van thanh thai cau tren*.