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