Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap ca mong snippets" » "phap ca code snippets", "phap cac mong snippets", "phap cai mong snippets", "phap cau mong snippets", "phap ca muong snippets", "phap va mong snippets", "phap ca ong 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: (((("phap ca mong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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