Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai phat hoi snippets" » "dao phat hoi snippets", "dai nhat hoi snippets", "mai phat hoi snippets", "dai phan hoi snippets", "dai phan phoi snippets", "dai pham hoai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dai phat hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai phat hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("dai phat hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.