Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat trua cua snippets" » "hat cua cua snippets", "hat dua cua snippets", "hat ru cua snippets", "hat tru cua snippets", "hat trung cua snippets", "hat qua 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 trua 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 trua cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat trua cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat trua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.