Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hon den thuc snippets" » "hon dan thuc snippets", "hon kien thuc snippets", "hon diem thuc snippets", "don den thuc snippets", "hoi den thuc snippets", "hon don thuc snippets", "hon den 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: (((("hon den thuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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