Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc bao dong snippets" » "hoc bao duong snippets", "hoc lao dong snippets", "hoc bat dong snippets", "hoc cao dong snippets", "hoc bai dong snippets", "hoc bo dong 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 bao dong 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 bao dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc bao dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc bao dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.