xxx $MYVAR1 xxx xxx${MYVAR2}xxx xxx${MYVAR1}xxx xxx $MYVAR2 xxx xxx{{MYVAR1}}xxx xxx{{MYVAR2}}xxx
xxx $MYVAR1 xxx xxx${MYVAR2}xxx xxx${MYVAR1}xxx xxx $MYVAR2 xxx xxx{{MYVAR1}}xxx xxx{{MYVAR2}}xxx

xxx $MYVAR3 xxx xxx${MYVAR3}xxx

xxx $EXIST_BUT_NO_SUB xxx xxx $SUB_BUT_NO_EXIST xxx
xxx${EXIST_BUT_NO_SUB}xxx xxx${SUB_BUT_NO_EXIST}xxx

xxx $MYVAR3 xxx xxx${MYVAR4}xxx xxx${MYVAR5}xxx
