Doobie Bros - China Grove Tabs

this is the begging riff to the song
it is in standard tunning
                                                                       
e.                                                                      
b.                    2                                   2            
g.99 xx 99 xx 7 x 6 x 2 xx 99         99 xx 99 xx 7 x 6 x 2 xx                                    
d.99 xx 99 xx 7 x 6 x 2 xx 99         99 xx 99 xx 7 x 6 x 2 xx                                     
a.77 xx 77 xx 5 x 4 x 0 xx 77 0h1h2h3 77 xx 77 xx 5 x 4 x 0 xx                        
E.                                               
you get the point. it continues this until the end of the verse.