Grammer

Hi. Could someone check my English Grammar mistakes, I know that there will be lots of them so I need someone who could correct them. Please don't judge me too harsh, because for me Latvian language is not my native language, I am just learning it. The paragraph that need to be checked is from my Scientific paper.

Research title is: Youths non-literary vocabulary in the social network www.twitter.com
The goal of this scientific research is to prove that youths language on the social network www.twitter.com is overfilled with non-existing and non-literary words in the Latvian language.
The author proved the hypothesis, that the youths vocabulary used on the social network www.twitter.com is excessively filled with non - lyterary words - mostly barbarism.
Hypothesis was confirmed, by exploring and analyzing 51 social network www.twitter.com message, all these messages together consist of 615 words,111 of them were non-existing words in the Latvian language, mostly exactly barbarisms (anglicism, rusicism, germanism) 57% of all aggregated non-literary words.

This scientific research contains 45 pages, 12 pictures, 53 attachments and the research was made based on the literature that was read. In the practical part of the whole scientific work , survey was conducted of Agenskalna State Gymnasium 10th and 11th grade groups. The number of respondents is sixty The results are aggregated, analyzed, compared and shown in 12 pictures.
Scientific researches attachments consist of example of the survey, 51 explored social network www.twitter.com tweet, 51 studied the social network and a table with grouped non-literary words from the explored tweets.