Tentative.
Sakuma Y. 2009b, II, 528 suggests
UG]U? ⸢SIG₅?-za?⸣ n[a-. However, while a reading of the sequence ŠI-IA as
SIG₅ is plausible, there is certainly an extra sign after the supposed
UGU. This portion of the text may still belong to the oracular question, and thus it does not necessarily contain terminology related to birds' flight.