Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lang son cau snippets" » "lang son code snippets", "nang song cau snippets", "bang song cau snippets", "anh son cau snippets", "lang song cau snippets", "lang so cau snippets", "lang toan cau 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: (((("python using java snippets") or ("lang son cau snippets"))) or ("locating bug core snippets"))~.
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