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  1. Dec 2020
  2. jrnold.github.io jrnold.github.io
    14 Strings | R for Data Science Solutions
    1
    1. ludsfer 18 Dec 2020
      str_subset(words, "([A-Za-z][A-Za-z]).*\\1")

      this also seems to work

      str_subset(words, "(.)(.).*(\1\2)")

      Again, Thank you for your time. Really helpfull solutions (They are double backslash, only one is shown though)

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    jrnold.github.io/r4ds-exercise-solutions/strings.html