Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cao anh thuc snippets" » "cao am thuc snippets", "cao dan thuc snippets", "cao anh tu snippets", "cao dang thuc snippets", "cao tang thuc snippets", "cao bang thuc snippets", "cao anh thuc slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cao anh thuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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