Perhaps you should try some spelling variations:
sach tay » xach tay, sach hay, sach nay
hanh hai » thanh hai, nhanh hai, hang hai
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
cua tre » cua te, cua triet, dua tren
xuc van » duc van, luc van, vuc van
hieu ve » hieu va, hieu van
lang ha » long ha
lang xa » dang xay, lang van
cuu tre » cau tren, cau treo
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 sach tay ((lang xa) OR (lang ha)) hoi. hieu ve cam xuc van hanh hai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tay ((lang xa) OR (lang ha)) hoi. hieu ve cam xuc van hanh hai ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tay ((lang xa) OR (lang ha)) hoi. hieu ve cam xuc van hanh hai ((cua tre) or (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: tu sach tay ((lang xa) OR (lang ha)) hoi. hieu ve cam xuc van hanh hai ((cua tre) or (cuu tre))*.