Serial comma toast. Adding a serial comma removes this ambiguity. Writers who normally avoid the serial comma often use one in these circumstances, although sometimes re-ordering the elements of such a list can help as well. In some circumstances using the serial comma can create ambiguity. If the book dedication above is changed to the serial comma after "Ayn Rand" creates ambiguity about the writer's mother because it uses punctuation identical to that used for an appositive phrase, leaving it unclear whether this is a list of three entities (1, my mother; 2, Ayn Rand; and 3, God) or of only two
D-comma and is no longer in use. Ḑ ḑ is part of the Livonian alphabet but is written with a cedilla. Unicode does not include precomposed characters for D̦ d̦—they must be represented with a combining diacritic, which may not align properly in some fonts. Nevertheless, the sequence of base character + combining diacritic is given a unique name. Otherwise, the D-cedilla (Ḑ ḑ) is somewhat to be a substitute as part of the Unicode standards because the typographic point of view of D-cedilla is very similar that has a comma. D-comma D̦ d̦ (D-comma) is a letter that was part