Perché me ami così tanto? in Italian means "Why do you love me so much?" in English.
"Lots" in English is molto or tanto in Italian.
non tanto
Ti amo tanto! in Italian means "I love you so much!" in English.
"With much love" in English is con tanto amore in Italian.
mangia tanto (one people) mangiate tanto (more)
Mi piaci tanto is "I really like you" in Italian.
"Thanks so much!" is an English equivalent of the Italian phrase Grazie tanto! The courtesy and adverb also translate into English as "Thank you so much!" The pronunciation will be "GRA-tsyey TAN-to" in Italian.
"I like you very much!" in English means Ti voglio tanto bene! in Italian.
"So so much" is an English equivalent of the Italian phrase così tanto. The adverbs translate literally into English as "thus (along these lines, in this manner, thus) too much." The pronunciation will be "ko-SEE TAN-to" in Italian.
"I have missed you so much today!" in English is Mi sei mancata tanto oggi! to a female and Mi sei mancato tanto oggi! to a male in Italian.
"But not(so, that) much" is an English equivalent of the Italian phrase Ma non tanto. The adverbial phrase most famously references the careful playing of a musical piece. The pronunciation will be "ma non TAN-to" in Italian.
Con tanto affetto! and Con tanto amore! are Italian equivalents of the English phrase "With lots of love!" Birthplace, context and personal preference decide whether friendship (case 1) or intimacy (example 2) suits. The respective pronunciations will be "kon TAN-to af-FET-to" and "kon TAN-to a-MO-rey" in Pisan Italian.