Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trien tin do snippets" » "trien tinh do snippets", "trien ton do snippets", "trieu tinh do snippets", "trien tien do snippets", "trien tin don 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: (((("python using java snippets") or ("trien tin do snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("trien tin do snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( trien tin do snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("trien tin do snippets"))) or ("locating bug code snippets"))*.