Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phong le te snippets" » "thong le te snippets", "hong le te snippets", "trong le te snippets", "phong le tet snippets", "phong le ta snippets", "phong le le 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: (((("phong le te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phong le te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phong le te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phong le te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.