Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phoi mao con snippets" » "phoi mac con snippets", "phoi tai con snippets", "nhoi mau con snippets", "phoi tao con snippets", "phoi mao can snippets", "phoi sao con 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: (((("phoi mao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phoi mao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phoi mao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phoi mao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.