Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ho tich cua snippets" » "ho tich cuc snippets", "ho tinh cua snippets", "ho tich cum snippets", "hoc tich cua snippets", "co tich cua snippets", "chu tich 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: (((("ho tich 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: (((("ho tich cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ho tich cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ho tich cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.