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