Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi cam hung snippets" » "thi cac chung snippets", "thi cam nang snippets", "thi van hung snippets", "thi cham hung snippets", "thi tam hung snippets", "thi canh hung snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("thi cam hung snippets"))) or ("locating bug core snippets"))~.
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