Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai vat hoc snippets" » "bai hat hoc snippets", "bau vat hoc snippets", "bai viet hoc snippets", "bai van hoc snippets", "bai va 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: (((("bai vat 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: (((("bai vat hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai vat hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai vat hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.