General "to our":
* I ni: This is the most basic translation and literally means "to us".
* I'n rhan ni: This means "to our part" and can be used when referring to something belonging to a group.
Specific "to our":
* I'n tŷ ni: This means "to our house"
* I'n car ni: This means "to our car"
* I'n ffrind ni: This means "to our friend"
For more specific translations, please provide more context.
For example, if you want to say "to our family", you would say "I'n teulu ni".