Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac bo do snippets" » "can bo do snippets", "bac bo do snippets", "cac co do snippets", "cac bo dao snippets", "cac bo doi snippets", "cac so do 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: (((("cac bo do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac bo do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac bo do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac bo do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.