1. ARCHER A Representative Corpus of Historical English Registers, see Biber et al. (1994)
2. BNC British National Corpus, see Aston & Burnard ( 1998), available at
3. COHA Corpus of Historical American English, see Davies ( 2012), available at
4. CONCE Corpus of Nineteenth-Century English, see Kytö et al.( 2006a)
5. ECCO, Eighteenth Century Collection Online, available at