Perhaps you should try some spelling variations:
bach khong » bach khang, bach phuong, bach khoa
phau thong » phap thong, khau thong, phan thong
hoach thi » hoach thu, hoach toi, hoach thay
thuy canh » thuy anh, thu canh, thuy hanh
canh khoa » anh khoa, xanh khoa, doanh khoa
khoa phau » hoa phan, khoa kham, khoa than
tac bach » trac bach, tac hach, truc bach
khong he » khong khi, hong ha, khong _
sach tri » sach tai, sach tren, sach truc
tri thuy » thi thuy, tri thuc, trinh thuy
thi tac » thi tam, thi thao, thi tran
tu sach » thu sach, su sach, te sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu hoach thi tac bach khong he thong ) or ( tu sach tri thuy canh khoa phau thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu hoach thi tac bach khong he thong ) OR ( tu sach tri thuy canh khoa phau thong ))*.