Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
cam tuc » cam tu, nam thuc, dam thuc
hoa cua » hoa chat, hoa xuat
y nang » ky nang, ly nang, v nang
ha cua » hai cua, nha cua, ham cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach y nang xa hoi. hieu van ((cam tuc) or (cam xuc)) va thanh ((ha cua) OR (hoa cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang xa hoi. hieu van ((cam tuc) OR (cam xuc)) va thanh ((ha cua) OR (hoa cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach y nang xa hoi. hieu van ((cam tuc) or (cam xuc)) va thanh ((ha cua) OR (hoa cua)) te".
• Adding a wildcard symbol may retrieve word variants: so sach y nang xa hoi. hieu van ((cam tuc) or (cam xuc)) va thanh ((ha cua) OR (hoa cua)) te*.