Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gap phap cho snippets" » "dap phap cho snippets", "lap phap cho snippets", "gap phai cho snippets", "gap phap che snippets", "gap phap chu snippets", "gap phap chong 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: (((("gap phap 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: (((("gap phap cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gap phap cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gap phap cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.