The reason you didn't really find any helpful info is because without charting your bbt, there is no way to confirm you O'd (unless you're being closly monitored by your doctor). OPKs help pinpoint your LH surge, which indicates you might be about to O.
EWCM and ovary twinges aren't reliable ovulation predictors. Especially if you haven't been charting to see if there is a pattern or not. Some people get EWCM and ovary pain throughout their cycle.