In case of coocurrence, empty categories are inserted assuming the following relative order:

 
Wh-traces  >  A'-movement traces  >  A-movement and clitic climbing traces  >  null subjects
*T*	   >  *ICH*	          >  *                    	            >  *pro*/*exp*/*arb*
( (IP-MAT (PP (P D@)
	      (NP (D-F @esta) (N conta)))
	  (VB-P ficamos)
	  (ADVP (ADV fora))
	  (NP-SBJ (D-P os) (N-P religiosos))
	  (, ,)
	  (CP-ADV (C porque)
		  (IP-SUB (NP-LFD (NP (CP-FRL (WNP-1 (D o) (WPRO que))
					      (IP-SUB (NP-ACC *T*-1)
						      (NP-SBJ *pro*)
						      (VB-P fazemos))))
				  (CONJP (CONJ e)
					 (NP (CP-FRL (WNP-2 (D o) (WPRO que))
						     (IP-SUB (NP-ACC *T*-2)
							     (NP-SBJ *pro*)
							     (NEG não)
							     (VB-P fazemos))))))
			  (, ,)
			  (NP-SBJ-RSP (Q tudo))
			  (VB-P pende)
			  (PP (P de)
			      (NP (N obediência)))))
	  (. .))
  (TYCHO BRAHE; ID S_001_PSD,11.21))

( (IP-IMP (CONJ E)
	  (NP-LFD (CP-FRL (WNP-1 (Q tudo) (D o) (WPRO que))
			  (IP-SUB (NP-SBJ *T*-1)
                                  (VB-SR montar)
				  (PP (P em)
				      (NP (D-F-P estas) (NUM-F duas) (N-P cousas))))))
	  (NP-RSP-2 (CL o))
	  (VB-SP mande)
	  (NP-SBJ (NPR VM))
	  (IP-INF (NP-ACC *-2)
		  (NP-SBJ *arb*)
		  (VB pedir)
		  (PP (P a)
		      (NP (PRO$-F minha) (N casa))))
	  (. .))
  (POST SCRIPTUM; ID PS1027,.2))

( (IP-MAT (NP-LFD-1 (D-F A) (ADJ-F mesma) (N obediência))
	  (NP-SBJ *pro*)
	  (NP-DAT (CL vos))
	  (VB-P peço)
	  (CP-THT (C que)
		  (IP-SUB (NP-ACC *ICH*-1)
			  (NP-SBJ *pro*)
			  (TR-SP tenhais)
			  (PP (P a@)
			      (NP (D-F @a) (NPR Senhora) (NPR Dona) (NPR Maria)))))
	  (. .))
  (POST SCRIPTUM; ID PSCR0048,.8))

( (IP-MAT (NP-LFD-4 (D-F A) (N ciência) (ADJ-F humana))
	  (NP-SBJ (D o)
		  (ADV-R mais)
		  (CP-REL (WPP-2 (P a)
				 (NP (WPRO que)))
			  (IP-SUB (PP *T*-2)
				  (NP-SBJ *ICH*-4)
				  (NP-ACC (CL se))
				  (VB-P estende))))
	  (, ,)
	  (SR-P é)
	  (PP (P a@)
	      (NP (D @o)
		  (N conhecimento)
		  (PP (P de)
		      (CP-THT (C que)
			      (IP-SUB (NP-SBJ-3 (Q-NEG nada))
				      (NP-SE-3 (CL se))
				      (VB-P sabe))))))
	  (. :))
  (TYCHO BRAHE; ID A_001_PSD,17.209))

( (IP-MAT (PP-2 (P em@)
		(NP (D @o) (N vício)))
	  (ADVP (ADV também))
	  (NP-4 (CL se))
	  (VB-P podem)
	  (IP-INF (PP *ICH*-2)
                  (NP-SE *-4)
                  (VB encontrar))
	  (NP-SBJ-4 (Q-P alguns)
		    (N-P raios)
		    (PP (P de)
			(NP (N virtude))))
	  (. ;))
  (TYCHO BRAHE; ID A_001_PSD,63.1301))