Active Tags
A language for XML native programming, where usual procedure-oriented sentences can be mixed with declarative sentences.
http://disc.inria.fr/perso/philippe.poulard/xml/active-tags/

Advanced Vega Society - Phrases and Expressions
Advanced Vega Society contains pages about phrases, sentences, expressions and words in many languages, conversation and idioms, greetings and survival phrases. Most of the sentences are used for the everyday life conversations, through them you can learn how to say specific sentences.
http://vegasociety.com/phrases

Lingua ex Machina: Reconciling Darwin and Chomsky with the human brain
William Calvin and Derek Bickerton offer three ways for getting from ape behaviors to syntax. They focus on the transition from simple word association in short sentences (protolanguage) to longer recursively structured sentences (requiring syntax).
http://faculty.washington.edu/wcalvin/LEM/

Systran
Machine translation of entire sentences.
http://www.heisoft.com/volltext/systran/indexe.htm

TeX4PPT
Enables PowerPoint to typeset sentences and equations using LaTeX.
http://www.ecs.soton.ac.uk/~srg/softwaretools/presentation/TeX4PPT/

Lea 'O Tonga
Tongan language lessons with many example sentences, very basic grammar and conjugation.
http://loseli.tripod.com/tasks.html

Elie Joubert's Language Lessons
Words, sentences, and audio files from an Abenaki elder.
http://freepages.genealogy.rootsweb.com/~abenaki/Wobanaki/index.htm

The Kamaad Family Goes Out
A play written in Ojibwe with stage directions and a few scattered sentences in English.
http://www.geocities.com/CollegePark/Campus/9941/an_ojibwe_play.htm

ApniUrdu
English to Urdu translation/transliteration on web, WAP and SOAP. Online Dictionary, Writing & Emailing service.
http://apniurdu.com/

Penn Treebank Project
A corpus of parsed sentences. Used by many researchers for training data-driven parsing algorithms.
http://www.cis.upenn.edu/~treebank/