For past tense:
* आया (aaya): This is the most common and general word for "came" in the past tense. It can be used for both singular and plural subjects.
* आई (aai): This is the feminine form of "आया" and is used when the subject is female.
* आए (aaye): This is the plural form of "आया" and is used when the subject is plural.
For present perfect tense:
* आ चुका है (aa chuka hai): This means "has come" and is used for masculine singular subjects.
* आ चुकी है (aa chuki hai): This means "has come" and is used for feminine singular subjects.
* आ चुके हैं (aa chuke hain): This means "have come" and is used for plural subjects.
For continuous past tense:
* आ रहा था (aa raha tha): This means "was coming" and is used for masculine singular subjects.
* आ रही थी (aa rahi thi): This means "was coming" and is used for feminine singular subjects.
* आ रहे थे (aa rahe the): This means "were coming" and is used for plural subjects.
It's important to use the correct form depending on the gender and number of the subject and the tense of the sentence.