punctuation THEREAFTER

(1)In the next two years, three districts are expected to turn the
tide. Thereafter, this approach will be widened to
   include other states, as part of national approach to eradicate
malnutrition.(source-Hindustan Times Tuesday, July 03, 2012)

(2)A former JNU professor has just written in the book of facilitating
contact with the Nepali rebels as far back as june 2002,
   when Dashal-Bhatarai promised in a letter to the Indian government
not to harm India's "critical intrests"-this even while they
   conducted war in Nepal. Thereafter, he writes, it became easier for
the Nepali Maoists to move about within India.
   (source-Hindustan Times Wednesday, July 25, 2012)

(6)The bank, however, must continue to pay Gupta's bills until the
final resolution of Gupta's appeal, a process that
could take a couple of years and will surely escalalte the costs of
his defence.(souce-Hindustan Times Wednesday, June 20,
 2012)

(7)The NHAI, in turn, did not have to pay the extra cash  right away,
since the cases invariably go to court, and stay
there.(source-Hindustan Times wednesday May 02, 2012)