Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac bot hoc snippets" » "cac bo hoc snippets", "cac cot hoc snippets", "cac hoat hoc snippets", "cac post hoc snippets", "cac bot khoa snippets", "cac buoc 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: (((("cac bot 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: (((("cac bot hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac bot hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac bot hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.