You should run ccminer with a algo switcher tool like this one:

https://bitcointalk.org/index.php?topic=769239.0

Profit will be up by 20% (could be more). And if ccminer crashes, it will restart the miner.

if you are lazy, here is a preconfigured version:

http://cryptomining-blog.com/3091-nicehash-control-tool-1-1-1-pack-for-geforce-gtx-750-ti/