Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lap lan hung snippets" » "lap van hung snippets", "lap luan chung snippets", "lap lan phuong snippets", "lap luan hung snippets", "lap lanh hung snippets", "lap ban hung snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("lap lan hung snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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