def _do_conjunction(self, _and=("<STR_LIT>", "<STR_LIT:e>", "<STR_LIT>", "<STR_LIT>", "<STR_LIT>", "<STR_LIT:y>")):
w = self.words<EOL>if len(w) > <NUM_LIT:2> and w[-<NUM_LIT:2>].type == "<STR_LIT>" and w[-<NUM_LIT:2>].chunk is None:<EOL><INDENT>cc  = w[-<NUM_LIT:2>].string.lower() in _and and AND or OR<EOL>ch1 = w[-<NUM_LIT:3>].chunk<EOL>ch2 = w[-<NUM_LIT:1>].chunk<EOL>if ch1 is not None andch2 is not None:<EOL><INDENT>ch1.conjunctions.append(ch2, cc)<EOL>ch2.conjunctions.append(ch1, cc)<EOL><DEDENT><DEDENT>
Attach conjunctions.
            CC-words like "and" and "or" between two chunks indicate a conjunction.