Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang hoc chi snippets" » "nang hoc chi snippets", "bang hoc chi snippets", "mang hoc chi snippets", "lang hoc chia snippets", "lang hoc cho snippets", "lang hoc chu 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: (((("lang hoc chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang hoc chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang hoc chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang hoc chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.