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