Distinction between manner adverb and sentential adverb

[Skyjan]

(a) You can rely on my help entirely, naturally.

(b) *You can rely on my help naturally, entirely.

I need clear explanation about two sentences using grammatical term.
Please help!

[Mister Micawber]

The first seems straightforward; the meaning of the second escapes me.
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Native English teacher at Mister Micawber's

[Skyjan]

Thank you for your reply but

I want some grammtical explanation using the term such as sentential adverb or

syntactic term, vp.

[Milanya]

YOu can start here: http://www.google.com/search?hl=en&q=sentential+adverb+&btnG=Google+Search&aq=f&oq=&aqi=

11.3 sentential adverbs
Sentential adverbs : modify or enhance the entire proposition (Anyway,…;Slowly,…;Carefully,…; In the first place,…

Carefully she poured the wine (Modal-like)
She carefully poured the wine
She poured the wine carefully

http://www.graywizard.net/Conlinguistics/amman_iar/ai_adverbs.htm#sentential%20adverbs

Sentential Adverbs and Relevance (this work has a lot of terminology) http://www.langsci.ucl.ac.uk/linguistics/publications/WPL/92papers/UCLWPL4%2010%20Ifantidou-Trouki.pdf
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con·text - The part of a text or statement that surrounds a particular word or passage and determines its meaning.

[Skyjan]

Thank you for your answer.^^