Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phuc hon con snippets" » "phuc hoi con snippets", "phuc hoa con snippets", "phuc hoc con snippets", "phuc lon con snippets", "phuc hon 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: (((("phuc hon con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phuc hon con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phuc hon con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phuc hon con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.