Add spaces: 6-7mmNaturalWhitePearlandClearCrystalLongNecklace

Answer: 6-7mm Natural White Pearl and Clear Crystal Long Necklace

Add spaces: Inactualityitismoreevidenceforthefeudalisticnatureofsocialism.

Answer: In actuality it is more evidence for the feudalistic nature of socialism.

Add spaces: CopysomepicturesfromyourSDcardtoyourcomputer?

Answer:
Copy some pictures from your SD card to your computer?