Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap pham can snippets" » "lap phap can snippets", "tap pham can snippets", "loai pham can snippets", "lap pham van snippets", "lap pham lan snippets", "lap pham ca 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: (((("lap pham can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap pham can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap pham can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap pham can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.