Starting trigrams and cc
(6000, 30000) 6000
{'C': 0.01, 'loss': 'hinge'}
por cc trigrams
             precision    recall  f1-score   support

         ao       0.98      0.97      0.98      2709
         br       0.95      0.98      0.97      5000
         cv       0.98      0.95      0.96      2420
         pt       0.99      0.97      0.98      5000

avg / total       0.97      0.97      0.97     15129

[[2632   57   13    7]
 [  12 4924   26   38]
 [  22   96 2288   14]
 [   9  128   14 4849]]