Mina goes grocery shopping with Mamoru, and spends time teaching him written Japanese. The bond developing between these two comes as a surprise to Takuma, who isn't entirely sure how to react.
To make it easier to understand, 
"wo" is apparently only used when 
sticking words together.
‫لتبسيط الأمر،
‫"وو" تستخدم على ما يبدو فقط عند لصق الكلمات معًا.
Per renderlo facile da capire, 
mi sembra che la "wo" si usi soltanto
 per unire due parole
Para ser mais fácil de entender,
parece que só usam "wo"
quando juntam palavras.