There is a neat way and a less neat way. To start with the latter, sort by:
Right([fld_Smst],4), IIf(Left([fld_Smst],1)="S",1,IIf(Left([fld_Smst],1)="F",2,3))
A neater way requires a bit more work. Split the field into two: year and semester. Create a table in which you store the permitted...