There are many things you can change/adjust within your name via the deed poll, these typically include:
(1) Adding, deleting, or modifying the Chinese or Tamil characters in your name;
(2) Adding, deleting, or modifying the punctuation in your name (eg. Audrey See-Toh);
(3) Adding, deleting, or modifying your English/Western/Christian name (you can have an English name, such as John, without being Christian);
(4) Adding, deleting, or modifying your Hanyu Pinyin name (eg. Chen Shu Ling);
(5) Changing the order of the words in your name (eg. Albert Ong Li Ming instead of Ong Li Ming Albert);
(6) Correcting misspelled names;
(7) Inserting married names; and
(8) Inserting Baptism or religious names;