Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"de xung so snippets" » "de ung so snippets", "de ngung so snippets", "de quang so snippets", "de dung so snippets", "de tuong so snippets", "de muong so 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: (((("de xung so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("de xung so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( de xung so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("de xung so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.