When entering your search-word you may need to insert symbols and accented characters into your search-word, exclusion word or context word, etc. If you have the right keyboard set for your version of Windows this may be very easy — if not, just choose the symbol in the main Controller by clicking.
Below, you will see which character has been selected
with the current font (which affects which characters can be seen). You can choose a number of characters and then paste them into Concord, by right-clicking and choosing from the popup-menu:
These options above show Greek, Hebrew, Thai and Bengali characters have been clicked. The last one ("Paste") is the regular Windows paste.
See also: Choosing Language, Change Language