YOU SAID:
there is no knowledge in this particular matter
INTO JAPANESE
この特定の問題には知識がありません
BACK INTO ENGLISH
I have no knowledge of this particular issue
INTO JAPANESE
この特定の問題について知らない
BACK INTO ENGLISH
I don't know about this particular issue
INTO JAPANESE
この特定の問題について知らない
BACK INTO ENGLISH
I don't know about this particular issue
That's deep, man.