D A well i wish i knew what i could say or do G D that would give me another chance with you D A well i was mean as i could be but i wish that you could see G D i never meant for you to end up hating me A G D yeah i wish i knew, i still had you that i wish i knew A G D hell i wish i knew, that we weren't through i wish i knew well you dont talk to me no more, ever since you left my door and its killing me each time i hear that old train roar well i know you're not at home and i'm still holding on but every day i'm stuck singing this same old song yeah i wish i knew, i still had you that, i wish i knew hell i wish i knew, that we weren't through, i wish i knew A G D how i wish i knew, that i still had you A G D(let ring out) how i wish i knew, that we weren't through D how i wish i knew, that i still had you how i wish i knew....
Source: http://www.allcountrytabs.com/tabs/williams-hank-iii/i-wish-i-knew-13227.html