CROCHET ABBREVIATIONS (US)

CH, Ch, ch - chain stitch
DC, dc - double crochet
DEC, dec - decrease
DTR, dtr - double treble stitch
Fsc, fsc - foundation single crochet
HDC, hdc - half double crochet
INC, inc - increase
SC, sc - single crochet
SL ST, sl st, Sl st, SS - slip stitch
TR, tr - treble or triple crochet
YO, yo - yarn over