Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ban can mong snippets" » "ban can code snippets", "ban ca mong snippets", "ban can dong snippets", "ban can song snippets", "ban dan mong snippets", "ban hang mong snippets", "ban hanh mong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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