Anyone who says they know which one is going to happen is either a liar or a fool or possibly a linear combination with unknown weights. (fuw.ch)
Weight loss seems to be the hot topic of every women's magazine with each month reporting some new startling discovery and previously unknown weight loss secret. (fitwirr.com)
«A» might be a factor of unknown weight, perhaps not even the greatest factor. (theabundantartist.com)