Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat ke cua snippets" » "hat de cua snippets", "hat le cua snippets", "hoat keo cua snippets", "hat keo cua snippets", "hat ky 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: (((("hat ke 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: (((("hat ke cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat ke cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat ke cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.