Romanian informal numbers

From UniLang Wiki

When speaking fast and casual, Romanians have contracted ways of pronouncing numerals between 11 and 99; they are hardly used in writing, but they could be quite useful to know:
11 - unşpe
12 - doişpe, douăşpe
13 - treişpe
14 - paişpe
15 - cinşpe
16 - şaişpe
17 - şaptişpe, şap'şpe
18 - opşpe
19 - nouăşpe
20 - douăzeci
21 - două-ş-unu [dawahshoonoo]
35 - trei-ş-cinci [trayeeshchinch]
47 - patru-şapte
49 - patru-ş-nouă [patrooshnowah]