Perhaps you should try some spelling variations:
nhanh hai » nhanh thai, thanh hai, nganh hai
nhanh ha » thanh hoa, thanh hai, khanh hoa
cua tre » cua te, cuu tre, cua triet
sang xa » lang xa, sang ma, mang xa
song xa » song cua
hieu ve » hieu va, hieu van
tu sac » tu sach, tu cac, tu san
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam

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 ((sang xa) or (song xa)) hoi. hieu ve cam xuc va ((nhanh hai) OR (nhanh ha)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((sang xa) OR (song xa)) hoi. hieu ve cam xuc va ((nhanh hai) OR (nhanh ha)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky ((sang xa) or (song xa)) hoi. hieu ve cam xuc va ((nhanh hai) OR (nhanh ha)) cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((sang xa) or (song xa)) hoi. hieu ve cam xuc va ((nhanh hai) OR (nhanh ha)) cua tre*.