Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che phap co snippets" » "che pham co snippets", "he phap co snippets", "theo phap co snippets", "che phap cho snippets", "che phap coc snippets", "che phap mo 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: (((("che phap 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: (((("che phap co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che phap co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che phap co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.