return {
  ["\u{0332}"] = "\u{2212}",
  ["\u{0330}"] = "\u{02DC}",
  ["\u{0328}"] = "\u{02DB}",
  ["\u{20EF}"] = "\u{2192}",
  ["\u{032C}"] = "\u{02C7}",
  ["\u{032E}"] = "\u{02D8}",
  ["\u{0306}"] = "\u{02D8}",
  ["\u{030B}"] = "\u{02DD}",
  ["\u{0302}"] = "\u{02C6}",
  ["\u{0324}"] = "\u{00A8}",
  ["\u{0317}"] = "\u{00B4}",
  ["\u{031F}"] = "\u{002B}",
  ["\u{0307}"] = "\u{002E}",
  ["\u{0305}"] = "\u{2212}",
  ["\u{0303}"] = "\u{02DC}",
  ["\u{0316}"] = "\u{0060}",
  ["\u{0301}"] = "\u{00B4}",
  ["\u{030C}"] = "\u{02C7}",
  ["\u{0327}"] = "\u{00B8}",
  ["\u{0308}"] = "\u{00A8}",
  ["\u{0300}"] = "\u{0060}",
  ["\u{0323}"] = "\u{002E}",
  ["\u{0304}"] = "\u{00AF}",
  ["\u{032D}"] = "\u{005E}",
  ["\u{20D7}"] = "\u{2192}",
}