Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha nang hoc snippets" » "phap nang hoc snippets", "phan nang hoc snippets", "kha nang hoc snippets", "pha nang doc snippets", "pha nang luc snippets", "pha dong 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: (((("pha nang 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: (((("pha nang hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha nang hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha nang hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.