Phraseology and the Advanced Language Learner

Phraseology is often thought of as an anomaly and a headache for language learners. However, researchers have tended to focus on just one end of the scale: fairly fixed, conventional multi-word units. Here their special status and any divergence from the standard form are clearly evident. What happens at the other end of the scale? How much and what kind of variability does phraseological patterni...