Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:2/2
K:Bb
['B>fd>b a>gf>g e>cA>c', 'B2 (cB) A>Fc>F B>Fd>F c>Fe>c(3BdB (3FGA B>AG>F']  
X:1
L:1/8
M:2/2
K:Bb
 (FE) | D>BF>d B>fd>b | a>gf>g e>cA>c | (3BdB F>B G>ec>A | B>Ac>A F2 (DE) | F>BF>d B>fd>b | 
 a>gf>g e>cA>c | e>fg>a b>fg>e | d>f (3ABc B2 :: (cB) | A>Fc>F B>Fd>F | c>Fe>c(3BdB (3FGA | 
 B>AG>F E>DC>B, | A,>CF>=E F2 (f_e) | d>cB>A E2 (gf) | e>f (3ABc F2 b2 | 
 (3.a.g.f (3.e.d.c (3B.A.G (3.E.E.C | B,2 b2 B,2 :|  