Bro Canadians use English as their first language. Bangladeshi people use English as a second language. It's not their mother tongue. So of course you cannot expect those high quality or to say hard words from their speech. Although they had done the job in a good way
I think its obviously a very close debate but the problem with Bangladesh is that they spend so much time on rebuttal that even though they rebut prop effectively their own (Practical) Case just lacks some analysis and specifically impact.