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