I do not occur you do not occur she does not occur we do not occur you do not occur they do not occur
Present continuous
I am not occurring you are not occurring she is not occurring we are not occurring you are not occurring they are not occurring
Preterite
I did not occur you did not occur she did not occur we did not occur you did not occur they did not occur
Preterite continuous
I was not occurring you were not occurring she was not occurring we were not occurring you were not occurring they were not occurring
Present perfect
I have not occurred you have not occurred she has not occurred we have not occurred you have not occurred they have not occurred
Present perfect continuous
I have not been occurring you have not been occurring she has not been occurring we have not been occurring you have not been occurring they have not been occurring
Pluperfect
I had not occurred you had not occurred she had not occurred we had not occurred you had not occurred they had not occurred
Pluperfect continuous
I had not been occurring you had not been occurring she had not been occurring we had not been occurring you had not been occurring they had not been occurring
Future
I will not occur you will not occur she will not occur we will not occur you will not occur they will not occur
Future continuous
I will not be occurring you will not be occurring she will not be occurring we will not be occurring you will not be occurring they will not be occurring
Future perfect
I will not have occurred you will not have occurred she will not have occurred we will not have occurred you will not have occurred they will not have occurred
Future perfect continuous
I will not have been occurring you will not have been occurring she will not have been occurring we will not have been occurring you will not have been occurring they will not have been occurring
Conditional
Present
I would not occur you would not occur she would not occur we would not occur you would not occur they would not occur
Present continuous
I would not be occurring you would not be occurring she would not be occurring we would not be occurring you would not be occurring they would not be occurring
Past
I would not have occurred you would not have occurred she would not have occurred we would not have occurred you would not have occurred they would not have occurred
Past continuous
I would not have been occurring you would not have been occurring she would not have been occurring we would not have been occurring you would not have been occurring they would not have been occurring