Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bac da voi snippets" » "bac dai voi snippets", "bac dan voi snippets", "bac ha voi snippets", "bac dao voi snippets", "bac dua voi snippets", "bac ba voi 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: (((("bac da voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac da voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bac da voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac da voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.