YOU SAID:
there are no dogs on twitter this morning
INTO JAPANESE
今朝twitterに犬はいません
BACK INTO ENGLISH
No dogs in twitter this morning
INTO JAPANESE
今朝twitterに犬がいない
BACK INTO ENGLISH
There is no dog in twitter this morning
INTO JAPANESE
今朝twitterに犬がいない
BACK INTO ENGLISH
There is no dog in twitter this morning
That didn't even make that much sense in English.