The word Lasos is misspelled against Lassos, which is plural of "Lasso"
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Lassos has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings la & os which should not be misspelled with single 'S'
Wrong Spelling:  la-s-os 
Correct Spelling:  la-ss-os 
Find more incorrect spellings of Lassos to spell right way.