Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
giau cua » gian cua, gia cua, dieu cua
anh giau » anh giao, canh giac, anh giang
do tuan » do xuan, do quang
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
ve cac » vien cac
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cac) or (va cac)) do tuan anh giau cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cac) OR (va cac)) do tuan anh giau cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cac) or (va cac)) do tuan anh giau cua te".
• Adding a wildcard symbol may retrieve word variants: thu sach ((ty nang) OR (ty hang)) xa hoi. hieu ((ve cac) or (va cac)) do tuan anh giau cua te*.