query: Why would we su without -?
positive_passages.docid: 106010
positive_passages.text: Why do we use su - and not just su?
negative_passages.docid: 131431
negative_passages.text: Why have two NOT gates in series?
negative_passages.docid: 37456
negative_passages.text: Does -* have any special meaning in regular expression?
negative_passages.docid: 10651
negative_passages.text: Why not 'somewhy'?
negative_passages.docid: 62506
negative_passages.text: Why $SU(3)$ and not $U(3)$?
negative_passages.docid: 128967
negative_passages.text: "Not only..., but also" without "but"
negative_passages.docid: 107327
negative_passages.text: Why do extraneous solutions exist?
negative_passages.docid: 121705
negative_passages.text: What is the purpose of "~" in the command "sed 's~ ~~g'"?
negative_passages.docid: 31880
negative_passages.text: Why is hibernation still used?
negative_passages.docid: 69256
negative_passages.text: What is the purpose of \protect?
negative_passages.docid: 139493
negative_passages.text: Why do I need to use break?
negative_passages.docid: 2538
negative_passages.text: Why is "herself" required in this particular sentence?
negative_passages.docid: 6925
negative_passages.text: Omit Vol and Issue/No?
negative_passages.docid: 109839
negative_passages.text: What is the Necessity of $...$ Around Numbers?
negative_passages.docid: 142672
negative_passages.text: Why do we need "Off" after verbs (not phrasal)?
negative_passages.docid: 136104
negative_passages.text: grammar: why do we or omit the "do"
negative_passages.docid: 79098
negative_passages.text: Why are extra dimensions necessary?