Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thoi ca hoc snippets" » "tho ca hoc snippets", "thoi va hoc snippets", "thi ca hoc snippets", "thoi cao hoc snippets", "thoi cua hoc snippets", "thoi cac hoc 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: (((("thoi ca hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thoi ca hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thoi ca hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thoi ca hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.