Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug code slippers", "lochating bug core snippets"
"python using java snippets" » "python using data snippets", "python using java slippers"
"van tren tu snippets" » "van tien tu snippets", "quan tren tu snippets", "van trung tu snippets", "van tren tau snippets", "van tran tu snippets", "van tre tu snippets", "van tren tu slippers"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("van tren tu snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))~.
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