Perhaps you should try some spelling variations:
cmos from » mmos from, cosmos from, bicmos from
roy cmos » mos cmos, roy cook, why cmos
cmos rp » cmos aps, cmos ram
raja nm » raja m, raja n
raja r » raja _, raja j, raja m
r cmos » _ cmos, a cmos, m cmos

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( raja r cmos rp ) OR ( raja roy cmos from ))) OR ( raja nm cmos rf )).
• Adding a wildcard symbol may retrieve word variants: (((( raja r cmos rp ) or ( raja roy cmos from ))) or ( raja nm cmos rf ))*.