Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc ngai cua snippets" » "hoc ngoai cua snippets", "hoc nga cua snippets", "hoc nganh cua snippets", "hoc ngan cua snippets", "hoc nghi cua snippets", "hoc nghia 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: (((("hoc ngai 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: (((("hoc ngai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc ngai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc ngai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.