how to common string data in two string celland their indexes

i have two cells

population 235*1 cell
names 332*1 cell

both have string data

i want an other cell which have the common data of both population and names

and an other cell which contain their previous location in names

Answer 1

[Jan]

[Both, indexPop, indexNames] = intersect(population, names)

Here indexNames is not a cell, but a vector, which is more useful for indexing.