Perhaps you should try some spelling variations:
cap phoi » cap cho
sanh dan » canh dan, sach danh, sinh danh
cua tre » cua te, cuu tre, cua triet
dan cua » dan ca, ban cua, dai cua
hieu va » lieu va, hieu qua
sach ty » sach y, sach tu, sach thu
dan cap » doan cap, dan ca, dan lap
sac ky » cac ky, sai ky
va cam » va cham, va cac, va cao
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa

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) or (sach ty)) dan cap phoi. hieu va cam ((xuc va) OR (tuc va)) sanh dan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sac ky) OR (sach ty)) dan cap phoi. hieu va cam ((xuc va) OR (tuc va)) sanh dan cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sac ky) or (sach ty)) dan cap phoi. hieu va cam ((xuc va) OR (tuc va)) sanh dan cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sac ky) or (sach ty)) dan cap phoi. hieu va cam ((xuc va) OR (tuc va)) sanh dan cua tre*.