Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"han su choi snippets" » "han tu choi snippets", "han san choi snippets", "nhan su choi snippets", "hanh su choi snippets", "dan su choi 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: (((("han su choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han su choi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han su choi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han su choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.