Perhaps you should try some spelling variations:
phap thong » phap phong, phap chong, pho thong
thai thuc » thai thuy, thai tuc, tham thuc
khoa phap » khoa phau, khoan phai, khong phap
can thuoc » cay thuoc, ban thuoc, cao thuoc
tren lanh » tren anh, tren mang, tren benh
sac thai » rac thai, sach tham, toc thai
thuc cac » thuc cach, tuc cac, phuc cac
cac khoa » cac khoan, cac khoi, dac khoa
thi hang » thi hanh, thi nang, thi hong
lanh ha » lanh hai, lang ha, anh ha
tu sac » tu sach, tu cac, tu san
tu can » tu ban, tu cac, thu canh
ha thi » pham thi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sac thai thuc cac khoa phap thong ) or ( tu can thuoc tren lanh ha thi hang ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sac thai thuc cac khoa phap thong ) OR ( tu can thuoc tren lanh ha thi hang ))*.