input: Obviously it is also possible to proceed straight to laboratory analyses without prior screenings
fixed: Obviously, it is also possible to proceed straight to laboratory analyses without prior screenings.

input: Alien Invasion A desperate alien species is trying to SEK refuge on Earth however was not welcome on Earth and
fixed: Alien Invasion A desperate alien species is trying to SEK refuge on Earth, however, was not welcome on Earth and...

input: To solve this equation Guo used a numerical method similar to Horner s method
fixed: To solve this equation Guo used a numerical method similar to Horner 's method.

input: 5 But now the scourge has overcome you and you falter It has touched you and you are disturbed
fixed:
5 But now the scourge has overcome you, and you falter. It has touched you, and you are disturbed.