query: Use of could vs. can and even
positive_passages.docid: 10368
positive_passages.text: What is the difference between can and could in 'Can/could you please explain this to me?'
negative_passages.docid: 48591
negative_passages.text: What is the difference between "nothing but", "anything but", and "everything but"?
negative_passages.docid: 25721
negative_passages.text: “Can” vs “Able to”: People/Animals vs. Inanimate Objects
negative_passages.docid: 121601
negative_passages.text: Difference between the use of "a" and "any" in these examples?
negative_passages.docid: 59295
negative_passages.text: "May I have a glass of water" vs. "Can I have a glass of water": which is better, "may I" or "can I", when asking for something?
negative_passages.docid: 276
negative_passages.text: Difference between  and
negative_passages.docid: 107348
negative_passages.text: What is the difference between "might be" and "would be"?
negative_passages.docid: 5960
negative_passages.text: What is the difference between 'can', 'could', 'may' and 'might'?
negative_passages.docid: 41606
negative_passages.text: May vs can, could or would
negative_passages.docid: 83887
negative_passages.text: "in case" vs. "if"
negative_passages.docid: 43795
negative_passages.text: “It can be very cold…” vs “It may be very cold…”
negative_passages.docid: 33549
negative_passages.text: "Which" vs. "what" — what's the difference and when should you use one or the other?
negative_passages.docid: 94877
negative_passages.text: Anything vs. something usage in this sentence
negative_passages.docid: 37279
negative_passages.text: "can't" versus "couldn't", what is the difference?
negative_passages.docid: 123984
negative_passages.text: What is the correct use of "even" as an adverb, with the verb "to be"?
negative_passages.docid: 20768
negative_passages.text: "Can’t help but" vs. "can help but"
negative_passages.docid: 74426
negative_passages.text: "Whether" Vs. "If"