Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap cao chu snippets" » "phap cao code snippets", "phap ca chu snippets", "phap cac chu snippets", "phap cai chu snippets", "phap chao chu snippets", "phap cao cho snippets", "phap cho chu snippets"
"python using java snippets" » "python using data 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: (((("phap cao chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap cao chu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phap cao chu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap cao chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.