Perhaps you should try some spelling variations:
sinh thai » dinh thi
tinh thai » tinh toan, tinh chat
chat duc » chat xuc, chat doc, chet duoc
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty hang » ly hang, ty xang, thi hang
hang xa » hoang xa, hang va, hang ca
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
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: te sach ty hang xa hoi. hieu ve chat duc va ((tinh thai) or (sinh thai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty hang xa hoi. hieu ve chat duc va ((tinh thai) OR (sinh thai)) cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ty hang xa hoi. hieu ve chat duc va ((tinh thai) or (sinh thai)) cua te*.