Morse code

ADR	address		GN	good night		RIG	station equipment
AGN	again		GND	ground		RPT	repeat
BK	break		GUD	good		SK	end of transmission
BN	been		HI	the telegraphic laugh		SRI	sorry
C	yes		HR	here		SSB	single side band
CL	closing		HV	have		TMW	tomorrow
CUL	see you later		HW	how		TNX-TKS	thanks
DE	from (French)		N	no		TU	thank you
DX	distance		NR	number		UR	your
ES	and (French)		NW	now		VY	very
FB	fine business		OM	old man		WX	weather
GA	go ahead		PSE	please		XYL	wife
GB	good bye		PWR	power		YL	young lady
GE	good evening		R	received as transmitted		73	best regards
GM	good morning		RCVR	receiver		88	love and kisses

And the International "Q" signals, recognizable in any language:
 

QRL	Is the frequency busy?	QRT	stop sending
QRM	interference	QRX	wait, standby
QRN	noise, static	QSB	fading
QRO	increase power	QSL	acknowledge receipt
QRP	decrease power	QSY	change frequency
QRS	send slower	QTH	location

Wait, stand by (AS)	dit dah dit dit dit
Slash (DN)	dah dit dit dah dit
End of message (AR)	dit dah dit dah dit
End of contact (SK)	dit dit dit dah dit dah
and of course, Break (BT)	dah dit dit dit dah

• http://www.learnmorsecode.com/

• http://www.learnmorsecode.com/qsig.html

• http://www.babbage.demon.co.uk/morseabc.html

• http://morsecode.scphillips.com/jtranslator.html

Wikipedia:Morse Code