Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim nam dot snippets" » "kim nham dot snippets", "kim ngan dot snippets", "khme nam dot snippets", "kim nam do snippets", "kim nam doi snippets", "kim nam dong 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: (((("kim nam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim nam dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim nam dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim nam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.