Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim son hoc snippets" » "kim seon hoc snippets", "bim son hoc snippets", "kim sun hoc snippets", "kim mon hoc snippets", "kim so hoc snippets", "kim son hoa 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 son hoc 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 son hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim son hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim son hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.