This text is missing some spaces, please add them: Howevertherearesomegeneralprinciples:-
However there are some general principles:-


input question: Fix spacing: Youhavetopickaspecifickeywordandsomeofitsvariations.

output answer: You have to pick a specific keyword and some of its variations.


Problem: AlmostanendlesssourceofsuchphotographsisGoogleEarth,aswellasanyotheravailablesourcesofaerialphotos(aerialarchaeologistsmayfindalotthroughtheirarchives).
What's a sentence that uses these characters?
-
Almost an endless source of such photographs is Google Earth, as well as any other available sources of aerial photos (aerial archaeologists may find a lot through their archives).


Add spaces: AllfoursoftwareupdateswereannouncedatApple’sWWDCinJuneandhavebeenavailabletodevelopersforbetatesting.

Answer: All four software updates were announced at Apple’s WWDC in June and have been available to developers for beta testing.


Thecrewonthesecondplanewasinahurrytogetgoing.

The crew on the second plane was in a hurry to get going.


Add spaces: Highlightafeaturedalbum,artist,musicvideo,orplaylist,thenpresstheTouchsurfacetoviewit.Selectasongtoplayit.PressandholdtheTouchsurfacetoshowamenuwithmoreoptions.

Answer:
Highlight a featured album, artist, music video, or playlist, then press the Touch surface to view it. Select a song to play it. Press and hold the Touch surface to show a menu with more options.