Syntaxes supported, not really language codes.

• en - English
• de - German
• es - Spanish
• fr - French
• it - Italian
• nl - Dutch
• pt - Portuguese
• pt_BR - Portuguese (Brazil)
• gr - Greek
• no - Norwegian
• se - Swedish
• tw - Chinese (Taiwan)
• ua - Ukrainian

German requires the following additional soundfile:

• 1F einE (feminine)

Spanish requires the following additional soundfile:

• 1M un (masculine)

Dutch, Portuguese & Spanish require the following additional soundfiles:

• vm-INBOXs singular of 'new'
• vm-Olds singular of 'old/heard/read'

NB these are plural:

• vm-INBOX nieuwe (nl)
• vm-Old oude (nl)

Polish uses:

• vm-new-a 'new', feminine singular accusative
• vm-new-e 'new', feminine plural accusative
• vm-new-ych 'new', feminine plural genitive
• vm-old-a 'old', feminine singular accusative
• vm-old-e 'old', feminine plural accusative
• vm-old-ych 'old', feminine plural genitive
• digits/1-a 'one', not always same as 'digits/1'
• digits/2-ie 'two', not always same as 'digits/2'

Swedish uses:

• vm-nytt singular of 'new'
• vm-nya plural of 'new'
• vm-gammalt singular of 'old'
• vm-gamla plural of 'old'
• digits/ett 'one', not always same as 'digits/1'

Norwegian uses:

• vm-ny singular of 'new'
• vm-nye plural of 'new'
• vm-gammel singular of 'old'
• vm-gamle plural of 'old'

Dutch also uses:

• nl-om 'at'?

Spanish also uses:

• vm-youhaveno

Italian requires the following additional soundfile:

For vm_intro_it:

• vm-nuovo new
• vm-nuovi new plural
• vm-vecchio old
• vm-vecchi old plural

Japanese requires the following additional soundfile:

• jp-arimasu there is
• jp-arimasen there is not
• jp-oshitekudasai please press
• jp-ni article ni
• jp-ga article ga
• jp-wa article wa
• jp-wo article wo

Chinese (Taiwan) requires the following additional soundfile:

• vm-tong A class-word for call (tong1)
• vm-ri A class-word for day (ri4)
• vm-you You (ni3)
• vm-haveno Have no (mei2 you3)
• vm-have Have (you3)
• vm-listen To listen (yao4 ting1)

Note

Don't use vm-INBOX or vm-Old, because they are the name of the INBOX and Old folders, spelled among others when you have to change folder. For the above reasons, vm-INBOX and vm-Old are spelled plural, to make them sound more as folder name than an adjective.