function filter(elements){
const regex = /^hand.*(s|y|le)$/i
return elements.filter(item => regex.test(item));
}
const input = ['handOn', 'hands', 'hanDLes', 'Handcuffs', 'handmade', 'in-hands', 'HANDINGLY'];
const output = filter(input);
console.log(output);
ZnVuY3Rpb24gZmlsdGVyKGVsZW1lbnRzKXsKICBjb25zdCByZWdleCA9IC9eaGFuZC4qKHN8eXxsZSkkL2kKICByZXR1cm4gZWxlbWVudHMuZmlsdGVyKGl0ZW0gPT4gcmVnZXgudGVzdChpdGVtKSk7Cn0KCmNvbnN0IGlucHV0ID0gWydoYW5kT24nLCAnaGFuZHMnLCAnaGFuRExlcycsICdIYW5kY3VmZnMnLCAnaGFuZG1hZGUnLCAnaW4taGFuZHMnLCAnSEFORElOR0xZJ107CmNvbnN0IG91dHB1dCA9IGZpbHRlcihpbnB1dCk7Cgpjb25zb2xlLmxvZyhvdXRwdXQpOw==