以下是我提取的情态动词在句子中的搭配，求在Powerg中用正则表达式提取搭配模式，保留情态动词的主语+情态动词+对应的动词/形容词，可以帮忙用写相应的正则表达式和提取过程吗？万分感激，拜谢！
提取前：
the_AT learners_NN2 might_VM assume_VVI that_CST
提取后变成：NN2 might assume CST
提取前：
they_PPHS2 may_VM have_VHI been_VBN more_RGR interested_JJ in
提取后：
PPHS2 may VHI VBN RGR interested
we_PPIS2 shall_VM discuss_VVI the_AT results_NN2
I_PPIS1 would_VM argue_VVI that_CST both_RR alertness_NN1
it_PPH1 would_VM be_VBI premature_JJ to_TO conclude_VVI that_DD1
but_CCB can_VM not_XX say_VVI whether_CSW
how_RRQ far_RR can_VM one_PN1 assume_VVI that
As_CSA can_VM be_VBI seen_VVN
which_DDQ can_VM be_VBI substantially_RR affected_VVN by_II
one_PN1 must_VM be_VBI careful_JJ to_TO distinguish_VVI
choices_NN2 they_PPHS2 share_VV0 will_VM enhance_VVI
they_PPHS2 themselves_PPX2 must_VM handle_VVI
factors_NN2 that_CST might_VM contribute_VVI to_I
may_VM help_VVI us_PPIO2 bind_VVI ourselves_PPX2 ,_, or_CC may_VM see_VVI
this_DD1 need_VM not_XX imply_VVI that_CST
which_DDQ would_VM predict_VVI that_CST
As_CSA we_PPIS2 will_VM see_VVI
her_APPGE daughters_NN2 suggestion_NN1 could_VM again_RT be_VBI softened_VVN
their_APPGE writing_NN1 may_VM include_VVI
提取前：
the_AT learners_NN2 might_VM assume_VVI that_CST
提取后变成：NN2 might assume CST
提取前：
they_PPHS2 may_VM have_VHI been_VBN more_RGR interested_JJ in
提取后：
PPHS2 may VHI VBN RGR interested
we_PPIS2 shall_VM discuss_VVI the_AT results_NN2
I_PPIS1 would_VM argue_VVI that_CST both_RR alertness_NN1
it_PPH1 would_VM be_VBI premature_JJ to_TO conclude_VVI that_DD1
but_CCB can_VM not_XX say_VVI whether_CSW
how_RRQ far_RR can_VM one_PN1 assume_VVI that
As_CSA can_VM be_VBI seen_VVN
which_DDQ can_VM be_VBI substantially_RR affected_VVN by_II
one_PN1 must_VM be_VBI careful_JJ to_TO distinguish_VVI
choices_NN2 they_PPHS2 share_VV0 will_VM enhance_VVI
they_PPHS2 themselves_PPX2 must_VM handle_VVI
factors_NN2 that_CST might_VM contribute_VVI to_I
may_VM help_VVI us_PPIO2 bind_VVI ourselves_PPX2 ,_, or_CC may_VM see_VVI
this_DD1 need_VM not_XX imply_VVI that_CST
which_DDQ would_VM predict_VVI that_CST
As_CSA we_PPIS2 will_VM see_VVI
her_APPGE daughters_NN2 suggestion_NN1 could_VM again_RT be_VBI softened_VVN
their_APPGE writing_NN1 may_VM include_VVI