Most of your songs are in good shape, but you can still edit them a little bit to make them better.
For example, I did some little tweaking on your first one:
MML@l64e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&e&et165v0c2v12<l8<c-bc-bc-bc-bc-bc-bc-bc+n37d>d<d>d<d>d<d>do1a>a<a>a<a>a<a>a16<a16b>bc-bc-bc-bc-bc-bc-bc+n37d>d<d>d<d>d<d>do1a>a<a>a<a>a<al64>agfd+dc<a+al8g>g<g>g<g>g<g>g<gggv13o5dddv14f+f+v8o3a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+dv15>d2.&dc+c+2l4f+edd8d<f+f+8g2>f+ed2.&d8c+8c+2f+edd8d<f+f+8g2>f+ev12l8o3a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+d<a>dc+df+2,r1l8<bbn54bbb>d<bbbn54bbb>d<baaraaaraaaraaarabbn54bbb>d<bbbn54bbb>d<baaraaaraaaraaarabb>g<bbb>d<agggr2rv15>>a4.addl4f+a2df+aaab8adl8dddf+f+a4.dddf+f+a2l4df+aaab8ad.f+ev12l1<<dad<g>dadl4<g.&g9r2r64v15o5d2.&d8c+8c+2f+edd8df+f+8g2agf+2.&f+8e8e2f+edd8d<f+f+8g.bbb8b2,r1rv15l8babbab4abr>ddf+e4dr4ddf+e4c+4d4dedr4<babbab4abr>ddf+e4dr4ddf+e4c+4d4deed4d<b2r1rl1<<d<abg>d<ab2b2l4gg>g<gl1>d<abg>d<ab2b2l4gg>g<g8g8>ddl8def+gl4aaaabbbbgggg8l24c-cc+d4d4l8def+gl4aaaabbbaggggb2;
Copy the whole thing and Ctrl+Shift+V into 3ML Editor 2, and it should work. Although I strongly suggest you using 3ML Editor 2 when you are almost done editing, because Maki-Mabi cannot recongnize triplets correctly, and notes like c+64d9 (equivalent to c+64d16.&d64) are not recongnized in Maki-Mabi too.
TEATIME First Guild Orchestra Phase Two Ended