Question: Falluja massacre in 2004
Please fix the punctuation.
Fixed: [Falluja massacre in 2004.]

Question: The plane leaves without letting me have
Please fix the punctuation.
Fixed: [The plane leaves without letting me have.]

Question: The European Hansemuseum Lbeck by Studio Andreas Heller Architects Designers Brick Custommade brick English clay produced in three versions with varied concentrations of the clay slurry on the surfaces
Please fix the punctuation.
Fixed: [The European Hansemuseum, Lubeck, by Studio Andreas Heller Architects & Designers. Brick: Custom-made brick, English clay, produced in three versions with varied concentrations of the clay slurry on the surfaces.]

Question: If the above mentioned solutions cannot fix AVI file problems in Sony Vegas then the video file may be corrupted or there would be irregularities in the file contents which blocks from opening
Please fix the punctuation.
Fixed:
[If the above mentioned solutions cannot fix AVI file problems in Sony Vegas, then the video file may be corrupted or there would be irregularities in the file contents, which blocks from opening.]