Omkar introduces the sound Om into the board's spiritual imagery. Here, sound can be a way of considering attention, repetition and a sense of connection with something larger than an immediate concern.
A familiar phrase, a song or a moment of quiet may change how you approach a question. That experience can have personal meaning without establishing a measurable cosmic frequency or granting access to otherwise unavailable facts.
You might consider what repeatedly occupies your inner conversation. Are there words that help you return to what matters? Are there others you repeat without finding them useful? For this turn, noticing the pattern can be enough; no particular practice is required.