Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat cho cong snippets" » "hat cho code snippets", "hat cao cong snippets", "hat cua cong snippets", "hat cac cong snippets", "chat cho cong snippets", "hat cheo cong snippets", "nhat cho cong 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 cho cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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