Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhung ca che snippets" » "nhung ca code snippets", "nhung cau che snippets", "nhung cam che snippets", "nhung cay che snippets", "nhung cac che snippets", "nhung ca chep snippets", "nhung cua che 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 ("nhung ca che snippets"))) or ("locating bug core snippets"))~.
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