Misc Unsigned Bands - Brent Cobb-diggin Holes Chords & Tabs

I heard this song a few times and had to share it with y'all.  This is my first tab, so 
if you find mistakes, please let me know.  Have fun!

Intro:  G

G
Well I oughta be workin in a coal mine

Neck deep in black lung soot

Swingin a pick at that mountain side
C                    D
Half-way to China, I think I would
G
Fit right in where the sun don't shine
                 Am
She's better off alone
       C                     G
Yeah I oughta be workin in a coal mine
     D                        G
Lord knows I'm good at diggin holes


G
Well I ougha be drillin for that black gold

Swimmin in that Texas Tea

I can make a killin all on my own
       C                      D
Sellin my best fortune to her family
      G
Cause when I hit rock-bottom
                  Am
The deeper down I go
       C                          G
Yeah I oughta be drillin for that black gold
     D                        G
Lord knows I'm good at diggin holes


Instrumental:
C  G  D  G


G
Well I oughta be workin for the railroad

Sweat pourin off my back
[ Tab from: https://www.guitartabs.cc/tabs/m/misc_unsigned_bands/brent_cobb_diggin_holes_crd.html ]
Haulin away a heavy load
       C                           D
It's a far cry from Heaven, down a cold steel track
    G
And I can't take her with me
                 Am
She's better off without
       C                          G
Yeah I oughta be a workin for the railroad
     D                        G
Lord knows I'm good at leavin town


Bridge:

                 D                  C
When it comes to love I ain't got a clue
                   D                   G
What this heart of mine is supposed to do
            D                     C
Tears me up inside what I put her through
                     G
'Cause she don't let go


Insturmental:
Am  C  G  Am  C  G


G
Well I oughta make my livin in a graveyard

Over my head in dirt

If I had a shovel I'd bury this heart
C                 D
Six feet down and my last words
         G
Would be I never meant to hurt you
                 Am
I'm better off a ghost
     C                         G
Oh I oughta make my livin in a graveyard
     D                        G
Lord knows I'm good at diggin holes
     C                         G
Oh I oughta make my livin in a graveyard
     D                        C
Lord knows I'm good at diggin holes

Outro:
G

Thats it... Hope y'all like it.