Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bau vang de snippets" » "tac vang de snippets", "ban van de snippets", "bau vat de snippets", "bau van de snippets", "bau hoang de 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: (((("bau vang de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bau vang de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bau vang de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bau vang de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.