Perhaps you should try some spelling variations:
chai cua » chat cua, thai cua, chi cua
cay phoi » cap phoi, tay hoi, gap phoi
ban dang » ban hang, ban dan, van dang
cua tre » cua te, cuu tre, cua triet
ba lang » ban lang, va lang, ba bang
hieu ve » hieu va, hieu van
cay cho » cap cho, cao cho, cay co
ky dang » ky nang, ky danh
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai ky
tu sac » tu sach, tu cac, tu san

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 dang ((cay phoi) OR (cay cho)). hieu ve cam xuc ((ban dang) or (ba lang)) chai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang ((cay phoi) OR (cay cho)). hieu ve cam xuc ((ban dang) OR (ba lang)) chai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky dang ((cay phoi) OR (cay cho)). hieu ve cam xuc ((ban dang) or (ba lang)) chai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang ((cay phoi) OR (cay cho)). hieu ve cam xuc ((ban dang) or (ba lang)) chai cua tre*.