Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
van cham » van chat, van tham, van pham
cua tren » dua tren, ca tren, cua tre
nang ma » tang ma, sang ma, nang cao
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, dang xay, lang van
va cham » va chat, va tham
soc gia » toc gia, hoc gia, so gia
su sach » so sach, vu sach
ve cua » le cua, de cua, te cua

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ((lang xa) OR (nang ma)) hoi. thien ((van cham) OR (va cham)) soc gia thanh ve cua tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty ((lang xa) or (nang ma)) hoi. thien ((van cham) OR (va cham)) soc gia thanh ve cua tren~".
• Adding a wildcard symbol may retrieve word variants: su sach ty ((lang xa) or (nang ma)) hoi. thien ((van cham) OR (va cham)) soc gia thanh ve cua tren*.