Erm, I'd contest this. If you're good at English, and you're a native speaker then this (a high percentage of the time) holds true. But, when native-English spe

Erm, I'd contest this. If you're good at English, and you're a native speaker then this (a high percentage of the time) holds true. But, when native-English speaking people have trouble formulating a full word, then I highly doubt they know when they can and can't break rules like these.