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