Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than soc son snippets" » "than doc son snippets", "than hoc son snippets", "than so son snippets", "than ngoc son snippets", "than hoc song snippets", "than quoc son 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: (((("than soc son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than soc son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than soc son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than soc son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.