Perhaps you should try some spelling variations:
ninh thai » sinh thai, tinh thai, hinh thai
vien cac » vien bach, vien dai, vien da
anh thai » anh thi, anh tai, nhanh thai
nang co » nang cao, nang doc, nang noi
xuc van » duc van, luc van, vuc van
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
co hoi » co hoc, co loi
cua te » cua tu
hien » bien, tien, dien

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang co hoi. hieu ((vien cac) or (hien dai)) xuc van ((anh thai) or (ninh thai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang co hoi. hieu ((vien cac) OR (hien dai)) xuc van ((anh thai) OR (ninh thai)) cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang co hoi. hieu ((vien cac) or (hien dai)) xuc van ((anh thai) or (ninh thai)) cua te*.