is the sentence correct?

[happys82]

Reading and teaching materials are selected carefully, in order to gain intellectual knowledge in language learning.
Mutual speech comprehension:It helps to cope with many situations while travelling the country where the language is spoken

 

[tedtmc]

1. Reading and teaching materials are selected carefully, in order to facilitate the gaining of intellectual knowledge in language learning.

2. Mutual speech comprehension:It helps to cope with many situations while travelling the country where the language is spoken.
Who is travelling? 'mutual speech comprehension' can't be travelling.

Mutual speech comprehension[STRIKE]:It helps to[/STRIKE] enables one to cope with many situations while travelling [STRIKE]the[/STRIKE] in a country where the language is spoken.

not a teacher