PIXMA G3111 broken printing

[auckz]

Hello, I'm having a few problems with my printer and cant fix it, I tried cleaning, deep cleaning, ink flush, automatic and manual head alignment but the printer still having the same problems

[Arthur]

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[tguanciale]

I had similar problems to this just this past month with my Canon G6020. Despite all attempts at cleaning there was no improvement. I then bought new printer heads from Canon and once installed ( very easy) all prints normal. 

maybe this will help