無爲行 (wú wéi xíng) 　“practice, which is free from ties”?

{not found at 《漢語大詞典》7.138.} ; {not found at 《大漢和辞典》7.427.} ;

Dharmarakṣa: {112a26} 族姓、開士、大士之衆處于下方，而於其中有所救護，讚(v.l. 讀)經，諷誦，思惟，禪定，專察其歸，欣然悦豫，樂無爲行(p)

{K.309.9-}

Kumārajīva: {not found at L.41b6} 

A Digital Edition of A Glossary of Dharmarakṣa translation of the Lotus Sutra by Seishi Karashima, 1998