Correct Pronunciation of Allah in common Islamic phrases

Let's take for example الحمد لله- The most common pronunciation is: Al-Hamdo-Li-Lah. Now, even-though there is a *Shada*/شَدّة on the word Allah, it is not emphasized. Why is that? Another example is بسم الله - most common ways of saying do not include the emphasis of the *Shada* on Allah and is said as Bismi-lah. Why?