Indexing Google 1T for low-turnaround wildcarded frequency queries Steinar Vittersø Kaldager author 2012-06 text Proceedings of the NAACL HLT 2012 Student Research Workshop Rivka Levitan editor Myle Ott editor Roger Levy editor Ani Nenkova editor Association for Computational Linguistics Montréal, Canada conference publication kaldager-2012-indexing https://aclanthology.org/N12-2004/ 2012-06 17 22