Perhaps you should try some spelling variations:
hoc thanh » hoc nhanh, hoan thanh, ha thanh
thu dich » thu tich, chu dich, thu ich
dich hoc » sinh hoc, hinh hoc, tinh hoc
hoc phan » hoc dan, hoc pho
thai van » thi van, thanh van, thai vung
van tuan » van quan, van ban, anh tuan
tuan san » luan san, tan san, thanh san
cuu tin » cuu tinh, cuu tim, cuu tong
xa thai » ca thai, a thai, da thai
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu dich hoc tap, nghien cuu tin ((hoc thanh) OR (hoc phan)) hoa hoc xa thai van tuan san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu dich hoc tap, nghien cuu tin ((hoc thanh) OR (hoc phan)) hoa hoc xa thai van tuan san".
• Adding a wildcard symbol may retrieve word variants: thu dich hoc tap, nghien cuu tin ((hoc thanh) OR (hoc phan)) hoa hoc xa thai van tuan san*.