Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat hoc mon snippets" » "chat hoc mon snippets", "vat hoc mon snippets", "thai hoc mon snippets", "hat hoc moi snippets", "hat hoc mot snippets", "hat hoc cong 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: (((("hat hoc mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat hoc mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat hoc mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat hoc mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.