Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran mach du snippets" » "tran mach code snippets", "tran manh du snippets", "trinh mach du snippets", "trong mach du snippets", "tran mach dau snippets", "tran mach xu snippets", "tran mach dieu 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: (((("tran mach du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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