YOU SAID:
You should have locked your front door. Don't look under your bed.
INTO JAPANESE
玄関に鍵をかけるべきだったベッドの下を見るな。
BACK INTO ENGLISH
Don't look under the bed where you should have locked the front door.
INTO JAPANESE
玄関の鍵をかけるべきだったベッドの下を見ないでください。
BACK INTO ENGLISH
Please don't look under the bed where you should have locked the front door.
INTO JAPANESE
玄関の鍵をかけるべきだったベッドの下を見ないでください。
BACK INTO ENGLISH
Please don't look under the bed where you should have locked the front door.
That didn't even make that much sense in English.