d'Andrade (2000:19), in European Portuguese, the stressed only occurs in the following three contexts: Before a palatal consonant (such as ) Before the palatal front glide (such as ) Before a nasal consonant (such as ) In Greater Lisbon (according to NUTS III, which does not include Setúbal) can be centralized before palatal sounds (); e.g. , , , , . European Portuguese "e caduc" European Portuguese possesses a near-close near-back unrounded vowel. It occurs in unstressed syllables such as in ('to grip'). There is no standard symbol in the International Phonetic Alphabet for this sound. The IPA Handbook transcribes it as , but in Portuguese studies is traditionally used. Traditionally, it is pronounced when "e" is unstressed; e.g. , . However, if "e" is initial, then it is pronounced ; e.g. , . When "e" is adjacent to another vowel, it becomes ; e.g. . However, notice that when the e caduc is preceded by a semi-vowel, it may become , . For the most part, unstressed "i" is not lowered to . However, when it is adjacent to a palatal consonant, , or to in the preceding/following syllable, it usually does become . E.g. , , , , , . The Portuguese e caduc may be elided, becoming in some instances a syllabic consonant; e.g. , , , , , , , , . There are very few minimal pairs for this sound: some examples include ('to nail') vs. ('to preach'; the latter stemming from earlier < Latin ), ('be!') vs. ('see/cathedral') vs. ('if'), and ('hair') vs. ('I peel off') vs. ('for the'), after orthographic changes, all these three words are now spelled . The Portuguese spoken in the Azores is mainly based on language of the settlers who arrived on the islands in the 15th century, coming from various regions of Portugal, but in particular the Algarve, Alentejo, Extremadura and Minho. This little multifaceted ethnic configuration does not created favorable conditions for the emergence of greater dialectal variations on the islands, although scholars identify in each of them their own accent. The population of São Miguel is characteristic, for example, the pronunciation of the vowel U as [y], similar to the French U. in our research, we collected several cases, among which the pronunciations [io'gyʀti] for “yoghurt", and [yry'by] for “urubu”. On account of its phonetic characteristics, the island of São Miguel is the one with the