Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham va bot snippets" » "pham van bot snippets", "pham ma bot snippets", "pham tai bot snippets", "pham va bo snippets", "pham va dot snippets", "pham va bat 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: (((("pham va bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham va bot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham va bot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham va bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.