the general rule against credible fear claims relating to domestic and gang violence. . . the requirement that a noncitizen whose credible fear claim involves non-governmental persecutors “show the government condoned the private actions or at least demonstrated a complete helplessness to protect the victim”. . . the Policy Memorandum’s rule that domestic violence based particular social group definitions that include “inability to leave” a relationship are impermissibly circular. . . the Policy Memorandum’s requirement that, during the credible fear stage, individuals claiming credible fear must delineate or identify any particular social group in order to satisfy credible fear based on the particular social group protected ground. . . the Policy Memorandum’s directive that asylum officers conducting credible fear interviews should apply federal circuit court case law only “to the extent that those cases are not inconsistent with Matter of A-B-”. . . [and] the Policy Memorandum’s directive that asylum officers conducting credible fear interviews should apply only the case law of “the circuit where the alien is physically located during the credible fear interview.”