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