Perhaps you should try some spelling variations:
phan thuong » hang thuong, phan xuong
tan thuong » than thuong, toan thuong, han thuong
khang khoa » hang khoa, khang kho, khong khoa
hoach dai » hoach dat, hoc dai, hoa dai
thuat lap » thuat lanh, thuat xay, thuat bai
bai thuoc » ban thuoc, bai hoc, cay thuoc
khoa phan » hoa phan, khoa than, khoa phau
thu bach » thi bach, thu sach, truc bach
dai thu » dai thua, dai thuc, doi thu
bach ha » bac ha, bich ha, sach ha
lap bai » lap tai, tap bai, lap ban
ha tan » ha tang, hai tan, hoa tan

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 dai thu bach ha tan thuong ) or ( thuat lap bai thuoc khang khoa phan thuong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu hoach dai thu bach ha tan thuong ) OR ( thuat lap bai thuoc khang khoa phan thuong )).
• Adding a wildcard symbol may retrieve word variants: (( thu hoach dai thu bach ha tan thuong ) or ( thuat lap bai thuoc khang khoa phan thuong ))*.