def combining_search(self):
start = (<EOL>self.get_pair(), <EOL>(<EOL>self.cube["<STR_LIT:L>"], <EOL>self.cube["<STR_LIT>"], <EOL>self.cube["<STR_LIT:F>"], <EOL>self.cube["<STR_LIT:D>"], <EOL>self.cube["<STR_LIT:R>"], <EOL>self.cube["<STR_LIT:B>"], <EOL>), <EOL>)<EOL>return sum(path_actions(a_star_search(start, <EOL>self.combining_successors, <EOL>lambda x: len(x), <EOL>self.combining_goal)), Formula())<EOL>
Searching the path for combining the pair.