Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"han de doi snippets" » "hanh de doi snippets", "van de doi snippets", "han du doi snippets", "han te doi snippets", "han ve doi snippets", "han ke doi 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 de doi 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 de doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( han de doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("han de doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.