Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang cho mo snippets" » "danh cho mo snippets", "dung cho mo snippets", "sang tao mo snippets", "sang cho moi snippets", "sang cho mot snippets", "sang cho ro 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: (((("sang cho mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang cho mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang cho mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang cho mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.