Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho ba cau snippets" » "pho bac cau snippets", "pho ha cau snippets", "ho ba cau snippets", "pho ban cau snippets", "pho bo cau 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: (((("pho ba cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho ba cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho ba cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho ba cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.