Letters From Vietnam Tab

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I from Kazakhstan, play a guitar not so that much, but have tried to study this 
song and here that has turned out: 
Intro : 
     C
-----0--------3------                              |
-------1---1----1---1                              |
---------0--------0--                              |
---------------------                              | 
-----3--------3------                              |
---------------------                              |
     C                                             |
-----0--------0---3---0---3----                    |
-------1---1----1---1---1---1--                    |          
---------0---------------------                    |           
-------------------------------                    |           
-----3-------------------------                    |              
-------------------------------                    |              
    Am                                             |               
----0--------3--------0-------3---0---3---0---      \              
------1---1----1---1----1---1---1---1---1---1-       \            
--------2--------2--------2-------------------        \             
----2--------2--------2-----------------------        / 2x            
----------------------------------------------       /               
----------------------------------------------      /            
                                                   |                
   Fmaj7                                           |
---1------------1-----------1----------1--------   |
-----1----1-------1----1------1---1------1---1--   |
-------2------------2-----------1----------1----   |
------------------------------------------------   |
---3------------3-----------3----------3--------   |
------------------------------------------------   |
                                                   |
   C                                               |
---0----------0---------0-------                   |
-----1----1-----1---3-----3---1-                   |
-------0----------0---------0---                   |
--------------------------------                   |
---3----------3---------3-------                   |
--------------------------------                   |

in chorus : C  Am Fmaj7  C
in verse  : Dm G  Am     Em