Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"benh tre cho snippets" » "ben tre cho snippets", "benh theo cho snippets", "benh tai cho snippets", "benh te cho snippets", "benh tra cho snippets", "benh trien cho 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: (((("benh tre cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("benh tre cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( benh tre cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("benh tre cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.