Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi bac hoc snippets" » "phia bac hoc snippets", "pho bac hoc snippets", "thi bach hoc snippets", "phi bai hoc snippets", "phi bac ho 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: (((("phi bac 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: (((("phi bac hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi bac hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi bac hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.