'When did I come' is correct. In this sentence, the verb 'come' should be in its base form 'come' after the auxiliary verb 'did'.
It is also "come." infinitive: to come past: came past participle: come
The present perfect tense of "come" is "has/have come."
The future tense of "come" is "will come."
g ~ come Genova r ~ come Roma a ~ come Ancona z ~ come Zanzibar i ~ come Imola e ~ come Empoli
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The population of Agali mandal is 31,886.
The population of Rajendranagar mandal is 143,184.
how many mandal in nizamabad district
Arnab Mandal was born on 1989-09-25.
Shachindranath MANDAL has written: 'Darbari Sangeet'
Tarun Mandal was born on 1959-01-20.
Jogendra Nath Mandal was born in 1906.
Goa Vidyaprasarak Mandal was created in 1911.
Gustaf Mandal was born on July 14, 1929.
B. P. Mandal died in 1982.
B. P. Mandal was born in 1918.