fix lemmatiser bugs
fix lemmatiser bugs


Former-commit-id: fa98d99ec696109d2a467a9d2c33ff289ba9d28a [formerly 709f1e46ee0169882c1bbdf578f075c11e35525d]
Former-commit-id: bdc127de066aac315c823608ac5c85c3f1b5ba17
interrogator/corpkit,interrogator/corpkit