Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
chung cho » chung chou, chung chi, chung co
doi tuong » moi truong, doi song
cho quan » co quan, che quan, cao quan
quan van » luan van, quan va, quan luan
tuong ho » tong hop
thoi que » thoi quen, thon que, thong que
boi dung » boi duong, noi dung, hoi dung
dung hoc » dong hoc, dung thuoc, trung hoc
que van » qua van, quy van, quyet van
hoc mo » hoc moi, hoc mot, hoc mon
ho mo » ho mon, ho so, ho mt

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( chung cho quan van. doi tuong ho mo ) or ( nhung thoi que van. boi dung hoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( chung cho quan van. doi tuong ho mo ) OR ( nhung thoi que van. boi dung hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( chung cho quan van. doi tuong ho mo ) or ( nhung thoi que van. boi dung hoc mo ))*.