Two String in Where Condition for one Column.

Question

I have One Column in Database

Fluorescences |

---------------------

Medium Blue

Strong blue

Strong blue

none

none

strong Red

none

medium White

Faint White

strong Yellow

VeryStrong Orange

Strong Red

Faint Blue

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Now i have two string

string s1 = "Strong, none, Faint";

string s2 = "Red, White, Orange";

now i want to write Where Condition for Fluorescences Column in select Query

How can i ?

i want to use both string in where for one column.