Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi thap moi snippets" » "thi thap moi snippets", "phoi thai moi snippets", "thi thao moi snippets", "phi thap muoi snippets", "phi phap moi snippets", "phi thep moi 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 thap moi 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 thap moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi thap moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi thap moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.