Before revision:  Even though few datasets are available, they suffer from many shortcomings: a) they contain few languages and small amounts of labeled data for other languages b ) they are based on the simple intent and slot detection paradigm for non-compositional queries.
After revision:  Available datasets suffer from several shortcomings: a) they contain few languages and small amounts of labeled data for other languages b ) they are based on the simple intent and slot detection paradigm for non-compositional queries.