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Ký hiệu phổ biến

black star

U+2605

white star

U+2606

four pointed star

U+2726

black heart suit

U+2665

white heart suit

U+2661

heavy black heart

U+2764

rightwards arrow

U+2192

leftwards arrow

U+2190

upwards arrow

U+2191

infinity

U+221E

not equal to

U+2260

check mark

U+2713