| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | crisscross | East Asia | Symbolizes the intersection of good fortune and is considered a lucky symbol in art and design | 1 |
| 2 | crt | Asia | Considered outdated and uncommon due to the prevalence of newer display technologies like LCD and LED | 1 |
| 3 | crt | Asia | CRT (Cathode Ray Tube) monitors are considered outdated and uncommon due to the widespread adoption of flat-panel monitors. | 1 |