Ok Here's 2 riffs that I know are right so...

riff a Play twice
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-----10----10-----10-----10-----------------------------------------
-----8------8------8------8-----------------------------------------
-000----000----000----000-------------------------------------------
riff a play 2 times
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-----5------5------5------5-----------------------------------------
-333-4--333-4--333-4--333-4-----------------------------------------
riff a play 2 times
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-----7------7------7------7-----------------------------------------
-----5------5------5------5-----------------------------------------
-555----555----555----555-------------------------------------------
riff a
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-----9------9------9------9-----9-9-9-9---9----x\-------------------
-777 7--777-7--777-7--777-7---777-8-7-8---7----x\-------------------
Riff B
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----x-x-x-----------x-x-x-----------x-x-x---------------------------
-5--x-x-x--3---3/5--x-x-x---3--3/5--x-x-x-3---3/5------6------------
-3--x-x-x--1---1/3--x-x-x---1--1/3--x-x-x-1---1/3------4------------
Of anyone has any idea of the chord he uses during the verses,
let me know, closest thing I could come up with is this
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-444--4--444---444---444--4--444--444--2-2--5---2--2--5---2---2--5--
-222--2--222---222---222--2--222--222--2-2--5---2--2--5---2---2--5--
-222--2--222---222---222--2--222--222--0-0--3---0--0--3---0---0--3--