\version "2.19.30"
\language "deutsch"

#(set-default-paper-size "a4")
\paper  {
  top-margin = 1.8\cm
}
\layout {
  indent = #0
  ragged-last = ##t
}

\header{
  title    = "Title"
  poet     = ""
  composer = "composer"
  arranger = "arranger"
}

buttonsIV = \lyricsto "melody" {}
buttonsIII = \lyricsto "melody" { \repeat unfold 40 { \skip 1 } "B3" }
buttonsII = \lyricsto "melody" {
  \repeat unfold 150 { "2" }
}
buttonsI = \lyricsto "melody" {
  \repeat unfold 150 { "1" }
}

\score {
\new PianoStaff <<
  \new Staff = "MelStaff" {
    \new Voice  = "melody" {
      \time 3/4
      \repeat unfold 75 { c'4 c'2 }
    }
  }

    \new Lyrics = "buttonsI" \with { alignAboveContext = "MelStaff" } { \buttonsI }
    \new Lyrics = "buttonsII" \with { alignAboveContext = "MelStaff" } { \buttonsII }

    \new Lyrics = "lyricsI" {
      \lyricsto "melody" {
        \repeat unfold 100 { I }
      }
    }
    \new Lyrics = "lyricsII" {
      \lyricsto "melody" {
        \repeat unfold 100 { II }
      }
    }

    \new Lyrics = "buttonsIV"  { \buttonsIV }
    \new Lyrics = "buttonsIII" { \buttonsIII }

  \new RhythmicStaff {
    \repeat unfold 150 { c,4 }
  }
  \new FiguredBass {
    \figuremode {
      \repeat unfold 150 { <4>4 }
    }
  }
>>
}