Nazareth - Hair Of The Dog Chords & Tabs

I first got the riff etc from some site but me being a Nazerath fan and all, I notice
something wrong, with the riffs etc. so I made some adjustments and here's the real Hair of the Dog:

Riff #1a
e|---------------------|
B|---------------------|
G|---------------------|
D|---------2-5p2-0h2---|
A|--------2------------|
E|-0--0-3--------------|

Riff #1b
e|---------------------|
B|---------------------|
G|---------------------|
D|---------2-5p2-0-----|
A|--------2------------|
E|-0--0-3--------------|

Riff #2a
e|---------------------|
B|---------------------|
G|---------2--5p2-0h2--|
D|--------2------------|
A|-0--0-3--------------|
E|---------------------|

Riff #2b
e|---------------------|
B|---------------------|
G|---------2--5p2-0----|
D|--------2------------|
A|-0--0-3--------------|
E|---------------------|

Chorus #1
e|------------------------|
B|------------------------|
G|------------------------|
D|------------------------|
A|-7-----------7-----5-5-7|
E|-----3-5----------------|


[ Tab from: https://www.guitartabs.cc/tabs/n/nazareth/hair_of_the_dog_tab_ver_5.html ]
Chorus #2a
e|------------------------|
B|------------------------|
G|------------------------|
D|------------------------|
A|-7--------7--7----------|
E|-----3p5----------------|

Chorus #2b
e|------------------------|
B|------------------------|
G|------------------------|
D|------------------------|
A|-7--------7--7----11-9-7|
E|-----3p5----------------|

        |  (Song's order)
        V  
------------------------------------------
What Riff        | # of times played
------------------------------------------
Riff 1           |   5
Riff 1A          |   1
Riff 2           |   1
Riff 2A          |   1
Riff 1           |   1
Riff 1A          |   1
Chorus 1         |   2
Riff 1           |   7
Riff 1A          |   1
Riff 1           |   1
Riff 1A          |   1
Chorus 1         |   2
Riff 1           |   1
Riff 1A          |   1
Chorus 2A        |   1
Chorus 2B        |   1
Chorus 2A        |   1
Chorus 2B        |   1
Riff 1           |   1
Riff 1A          |   1
Chorus 1         |   3-7 (fading out)