YOU SAID:

the fire was not a cold one but it could have a little bit more

INTO JAPANESE

火は寒いものではありませんでしたが、もう少し火があった可能性があります

BACK INTO ENGLISH

The fire was not cold, but there could have been a little more fire

INTO JAPANESE

火は冷たくありませんでしたが、もう少し火があった可能性があります

BACK INTO ENGLISH

The fire was not cold, but there could have been a little more fire