Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat cua che snippets" » "nhat cua che snippets", "chat cua che snippets", "hai cua che snippets", "phat cuu che snippets", "phat cua chu snippets", "phat cua cha 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: (((("phat cua che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat cua che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat cua che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat cua che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.