Perhaps you should try some spelling variations:
phau thong » phap thong, khau thong, phan thong
thuat mach » thuat sach, thuat tach, thuyet mach
tri thuat » trien thuat, ki thuat, tri thuc
mach khoa » bach khoa, anh khoa, may khoa
khoa phau » hoa phan, khoa kham, khoa than
sinh hoat » sinh hoc, sinh vat
hoa thong » hoa trong, hoa khong, hoa thon
sach tri » sach tai, sach tren, sach truc
thu sinh » thu minh, thu kinh, thuoc sinh
hoat hoa » hoat ho, thuat hoa, hoang hoa
tu sach » thu sach, su sach, te sach
tri thu » tri thuc, thi thu, tri phu

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 tri thuat mach khoa phau thong ) or ( tu sach tri thu sinh hoat hoa thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tri thuat mach khoa phau thong ) OR ( tu sach tri thu sinh hoat hoa thong ))*.