have a run of (something)
To experience a period in which something (named after "of") happens continuously. My classroom has had a real run of illnesses this winter, unfortunately. With this refund from the IRS, it looks like my run of good luck is still going!
have a run of something
Fig. to have a continuous series of events. (Especially bad luck.) I had a run of bad luck at the casino. The city had a run of serious crimes that angered the citizens. The company had a run of huge sales increases over the last few years.