Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
M:4/4
K:G
['A2 BAGB', 'BAGB c2 (gc)']  
X:1
L:1/8
M:4/4
K:G
"Am" A2 (eA) BAeA |"Am" A2 (eA)"G" BAGB |"Am" A2 (eA) Bdef |"G" gedc"Em" BAGB :|"Am" A2 (aA) gAfA | 
"Am" A2 (eA)"G" BAGB |"Am" A2 (aA) gAef |"G" gfge"Em" dBGB |"Am" A2 (aA) gAfA | 
"Am" A2 (eA)"G" BAGB |"Am" ABcd efga |"G" gfdc"Em" BAGB |]"Am" cAAG A2 AB | 
"Am" cA (3(AAA)"G" BGBd |"Am" cAAG A2 ef |"G" gfge dGBG :|"Am" c2 (gc) acgc |"Am" c2 (gc)"G" BAGB | 
"Am" c2 (gc) acga |"G" gedc BAGB |"Am" c2 (gc) acgc |"Am" c2 (gc)"G" BAGB |"Am" ABcd egfa | 
"G" gedc BAGB |"Am" c2 (gc) acgc |"Am" c2 (gc)"G" BAGB |"Am" c2 (gc) acga |"G" gedc BAGB | 
"Am" c2 (gc) acgc |"Am" c2 (gc)"G" BAGB |"A" Aa (3(aaa) agea |"D" af"Em"ge"G" dBGB |]  