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