For the perfect aspect:
*_VH* *_V*N
*_VH* *_R* *_V*N
*_VH* *_R* *_R* *_V*N
*_VH* *_NN* *_V*N
*_VH* *_P* *_V*N
search for patterns all forms of have followed by 0-2 adverbs and a past participle; all forms of have followed by a noun/pronoun and a past participle (questions). These patterns extract typical perfect constructions.