Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pho phap lua snippets" » "pho phan lua snippets", "theo phap lua snippets", "pham phap lua snippets", "pho phap luat snippets", "pho phap luan snippets", "pho phap luu 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: (((("pho phap lua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho phap lua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pho phap lua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho phap lua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.