Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat tap toan snippets" » "hat tap code snippets", "hat tap doan snippets", "hat tap quan snippets", "hat bai toan snippets", "han tap toan snippets", "hai tap toan snippets", "hat tai toan 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: (((("hat tap toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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