Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
manh hai » lanh hai, minh hai, thanh hai
sach hay » sach han, sach ha, sach nay
sach tay » xach tay, sach nay, sach tai
va manh » van manh, va danh, va hanh
lang xa » lang ha, dang xay, lang van
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
hai va » hai van, thai va, hoi va
ve cai » va cai, ve cac, ve tai

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) OR (sach hay)) lang xa hoi. hieu ((ve cai) or (va cam)) xuc va manh hai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tay) OR (sach hay)) lang xa hoi. hieu ((ve cai) OR (va cam)) xuc va manh hai va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach tay) OR (sach hay)) lang xa hoi. hieu ((ve cai) or (va cam)) xuc va manh hai va triet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach tay) OR (sach hay)) lang xa hoi. hieu ((ve cai) or (va cam)) xuc va manh hai va triet*.