Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"jen thong co snippets" » "jen tzong co snippets", "vien thong co snippets", "nen thuong co snippets", "jen thong o snippets", "jen trong co snippets", "jen thong cong 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: (((("jen thong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("jen thong co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( jen thong co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("jen thong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.