I have found some nice blogs about printing and designs

https://bundlebarangbaek.blogspot.com/2013/01/t01-t02-t03-t04-t05-new-t-shirt-treble.html?showComment=1552729050051#c6177852444371685804

https://tshirtprinting1.blogspot.com/2011/05/start-designing-your-own-t-shirts.html?showComment=1552729359270#c7150408238584016614

https://vallieskids.blogspot.com/2009/06/olivias-butterfly.html?showComment=1552729681111#c3995140994271987336

https://bloomsnbugs.blogspot.com/2012/09/tiered-tshirt-dress-tutorial-sew-easy.html?showComment=1552730181091#c3496180265880691225

https://ilovetocreateblog.blogspot.com/2013/06/diy-rocker-t-shirt.html?showComment=1552731326944#c9221459977719967310

https://christopherkoelle.blogspot.com/2008/08/annies-latest-tee-on-dbh-coleoptera.html

https://fashionandpopculturemagic.blogspot.com/2012/03/new-in-graphic-t-shirts.html

https://wobisobi.blogspot.com/2013/03/no-sew-jewelled-haltert-shirt-diy.html?showComment=1552732817615#c3356475922412005513

https://tshirtprinter29.blogspot.com/2009/02/what-are-steps-needed-for-tshirt.html?showComment=1552734604666#c280908291531900241