Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan den voi snippets" » "dan den code snippets", "ban den voi snippets", "van den voi snippets", "dan dung voi snippets", "dan dien voi snippets", "dan den coi snippets", "dan den vai snippets"
"python using java snippets" » "python using data 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: (((("dan den voi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan den voi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan den voi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan den voi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.