\init
          \singt
        \singt
          \singt
underfull measure at (orig) 17, measure 3 (local 3)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 18, measure 6 (local 5)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 19, measure 9 (local 7)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 17, measure 14 (local 3)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 18, measure 17 (local 5)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 19, measure 20 (local 7)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 17, measure 31 (local 3)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 18, measure 34 (local 5)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 19, measure 37 (local 7)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 17, measure 50 (local 3)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 18, measure 53 (local 5)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
underfull measure at (orig) 19, measure 56 (local 7)      f16 ees16) c16 bes16 aes16\) ?
80 out of 128
        \init
          \singb
        \singb
        \yesyoucan
        \yesyoucan
        \yesyoucan
          \singb
        \init
          \sings
        \sings
          \sings
        \init
          \singa
        \singa
          \singa